<P> In 2006, the series won the Golden Globe for "Best Drama Series". Sandra Oh won the 2005 Golden Globe Award for "Best Supporting Actress in a Series, Miniseries, or TV Film" and the 2006 Screen Actors Guild Award for "Outstanding Performance by a Female Actor in a Drama Series" for her portrayal of Cristina Yang in the show's second season . Ellen Pompeo and Patrick Dempsey were also nominated for the Best Actress in a Drama Series and Best Actor in a Drama Series respectively at the 63rd Golden Globe Awards . In 2006, casting directors Linda Lowy and John Brace won a Primetime Emmy Award for "Outstanding Casting for a Drama Series". The Grey's Anatomy cast won Best Ensemble in a Television Series at the 2006 Satellite Awards . At the Screen Actors Guild Awards, the cast was nominated for "Outstanding Performance by an Ensemble in a Drama Series". Isaiah Washington was awarded "Outstanding Actor in a Drama Series" at the NAACP Image Awards in 2006 . Krista Vernoff received an Emmy nomination for Outstanding Writing for a Drama Series for the sixth episode of the season . The sixteenth and seventeenth episodes of the season secured writer Shonda Rhimes a 2006 Primetime Emmy Award nomination in the Outstanding Writing for a Drama Series category . </P> <P> The first five episodes of the season were initially planned to be within the first season with the episode "Bring the Pain" as the season one finale . According to Rhimes, after airing the ninth episode of the show, the ratings, the timeslots and the really great audience meant that they have to end the season with that episode, and the cliffhanger with the coming of Derek's estranged wife fit perfectly . The season received positive critics and reception, and this season performed better than the previous one . Due to the success of the first season, Grey's Anatomy took over the Sunday night timeslot along with Desperate Housewives, replacing Boston Legal . The second season averaged 21.07 million viewers, making it the highest - rated season of the series to date . It was ranked the fifth in the 2005 - 2006 television season . The season also includes the series' highest - rated episode, "It's the End of the World" which was watched by 37.88 million viewers . </P> <Table> <Tr> <Th> No . overall </Th> <Th> No. in season </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original air date </Th> <Th> U.S. viewers (millions) </Th> </Tr> <Tr> <Th> 10 </Th> <Td> </Td> <Td> "Raindrops Keep Falling on My Head" </Td> <Td> Peter Horton </Td> <Td> Stacy McKee </Td> <Td> September 25, 2005 (2005 - 09 - 25) </Td> <Td> 18.98 </Td> </Tr> <Tr> <Td_colspan="7"> Joe the bartender finds himself in the need of a very expensive standstill surgery that there is no way he'll be able to afford . Much to Meredith's discomfort, Addison requests her as her intern for the day . Still recovering from surgery, Dr. Webber asks George to be his "eyes and ears", but George finds it difficult to pass on any information . Cristina tells Meredith that she is pregnant without revealing the father . When Burke breaks off their relationship, she decides not to tell him either . Izzie and Alex's personal bond grows closer as he shows a more emotional side of himself . </Td> </Tr> <Tr> <Th> 11 </Th> <Td> </Td> <Td> "Enough Is Enough" </Td> <Td> Peter Horton </Td> <Td> James D. Parriott </Td> <Td> October 2, 2005 (2005 - 10 - 02) </Td> <Td> 17.57 </Td> </Tr> <Tr> <Td_colspan="7"> Adele cuts her vacation short to come and care for Dr. Webber who is still recovering from surgery . Cristina and Meredith both express a great deal of bitterness toward their past doctoral flames . After having worked with nurse Olivia all day, George admits that he likes someone else . Cristina, Alex and Izzie treat the victims from a car crash where the father needs a liver transplant, but his son doesn't want to donate because of the way his father abuses his mother . Meredith and Bailey treats a man who has swallowed the heads of ten Judy dolls . George consults Derek when he believes that an organ donor is still alive . </Td> </Tr> <Tr> <Th> 12 </Th> <Td> </Td> <Td> "Make Me Lose Control" </Td> <Td> Adam Davidson </Td> <Td> Krista Vernoff </Td> <Td> October 9, 2005 (2005 - 10 - 09) </Td> <Td> 18.12 </Td> </Tr> <Tr> <Td_colspan="7"> Ellis Grey is brought into the hospital for possible diverticulitis, and her Alzheimer's condition becomes known to everyone . George is assigned to her case, but she refuses him to treat her, believing he's her ex-husband Thatcher Grey . Alex and Meredith treat a young patient with an extreme blushing condition . Izzie defends her blossoming friendship with Alex to the others . Addison and Izzie try and save the life of a premature baby who was abandoned . To Burke's shock, Cristina collapses in the O.R. and Addison has to remove her Fallopian tube, causing her baby to be aborted . Meredith tells Derek that hating him is exhausting and that she doesn't want to do it anymore . </Td> </Tr> <Tr> <Th> 13 </Th> <Td> </Td> <Td> "Deny, Deny, Deny" </Td> <Td> Wendey Stanzler </Td> <Td> Zoanne Clack </Td> <Td> October 16, 2005 (2005 - 10 - 16) </Td> <Td> 18.28 </Td> </Tr> <Tr> <Td_colspan="7"> Cristina is still recovering from her surgery while receiving a visit from her mother . Not wanting to rest in bed, she uninvitedly diagnoses Burke and Izzie's patient with Münchhausen syndrome . Eager to seem fine, Cristina has refused to mourn all day, but in the end, she breaks down . Addison gives Derek divorce papers to sign, but he can't make up his mind . Alex asks Izzie on a date, but before their date he learns that he failed one of his medical board exams and will have to retake it and pass or give up surgery . Alex and Derek treat a man who claims to have shot himself in the head . Bailey treats a patient with cystic fibrosis who is very important to her and has been her patient since she was an intern . Ellis is still in the hospital and believes she is there working . George has been assigned to watching her but he keeps losing her . </Td> </Tr> <Tr> <Th> 14 </Th> <Td> 5 </Td> <Td> "Bring the Pain" </Td> <Td> Mark Tinker </Td> <Td> Shonda Rhimes </Td> <Td> October 23, 2005 (2005 - 10 - 23) </Td> <Td> 18.00 </Td> </Tr> <Tr> <Td_colspan="7"> Meredith and Derek have to use more than medicine when a young Hmong woman's traditionalist, religious father forbids her to have a life - saving operation unless a shaman is called upon to "retrieve her souls". George and Alex are trapped in an elevator with a patient in critical condition after a gunshot wound to the heart . Burke tells them they must perform the surgery because there isn't enough time . Burke hands Alex the scalpel through the elevator door, but Alex freezes . George steps up and successfully gets the patient to a stable condition and the rescue team gets them out . Izzie treats an old lady who seemingly has a heart attack on the same day every year, whilst Cristina treats a man who has to watch porn to handle his pain, and has to come up with a different way to manage it when the power cuts . Derek struggles with his decision to either try to repair his marriage with Addison or divorce her and start a new life with Meredith . After trying to play it cool, Meredith breaks down and asks Derek to choose her . Ellis is discharged from the hospital . </Td> </Tr> <Tr> <Th> 15 </Th> <Td> 6 </Td> <Td> "Into You Like a Train" </Td> <Td> Jeff Melman </Td> <Td> Krista Vernoff </Td> <Td> October 30, 2005 (2005 - 10 - 30) </Td> <Td> 16.67 </Td> </Tr> <Tr> <Td_colspan="7"> Meredith nervously awaits a final decision from Derek at Joe's bar, but her fear is interrupted when a train crash brings several seriously injured patients to the hospital and the interns are paged back to work . Two patients were seriously injured in the train and were both impaled by a long pole and are stuck together face to face . The doctors must make a tough decision because they realize that only one patient can survive the surgery . Meredith realizes that Derek has chosen Addison, and she is crushed . Alex fails to notice the friend of his patient is bleeding internally and she eventually dies from her injuries . Cristina works on a foot that has been sliced off of a patient, however things get complicated when she and Webber realize that it doesn't belong to who they thought it did . Addison and Izzie work with two pregnant women who are best friends . Addison sees great potential in Izzie, who must decide whether her loyalty as Meredith's friend outweighs professional gain . Derek clears Webber for surgery . </Td> </Tr> <Tr> <Th> 16 </Th> <Td> 7 </Td> <Td> "Something to Talk About" </Td> <Td> Adam Davidson </Td> <Td> Stacy McKee </Td> <Td> November 6, 2005 (2005 - 11 - 06) </Td> <Td> 18.13 </Td> </Tr> <Tr> <Td_colspan="7"> Cristina, Izzie and Meredith aggressively pursue the case of Shane, a male patient who seems to have a hysterical pregnancy, which fascinates the entire medical staff . Meredith becomes angry because everyone in the hospital is treating the patient like a sideshow and invading his privacy . She relates to him because the entire hospital staff seems to be gossiping about her and Derek . A sheltered young patient inspires Alex to better express his feelings for Izzie . Alex finds her at Joe's and sweeps her into a dramatic kiss that knocks her socks off . George and Burke treat a patient with extensive scar tissue around her heart, who is constantly complaining at her husband . Burke and Cristina discuss whether to go public about their relationship, whilst Addison and Derek encounter hurdles as they attempt to rebuild theirs . </Td> </Tr> <Tr> <Th> 17 </Th> <Td> 8 </Td> <Td> "Let It Be" </Td> <Td> Lesli Linka Glatter </Td> <Td> Mimi Schmir </Td> <Td> November 13, 2005 (2005 - 11 - 13) </Td> <Td> 19.74 </Td> </Tr> <Tr> <Td_colspan="7"> Derek and Addison Shepherd's professional relationship is challenged when their friends from Manhattan come to Seattle Grace seeking a radical, preemptive operation to avoid breast and ovarian cancer . Meanwhile, George can't understand why a patient who fell five stories doesn't seem happy to have survived, and an elderly gentleman makes a difficult decision upon learning that his wife has only a few months to live . Cristina and Burke try to have a "normal" date, but the event takes a change after someone collapses in the restaurant . Dr. Webber is disappointed by Bailey's fellowship decision--until he learns her reason: that she is pregnant . </Td> </Tr> <Tr> <Th> 18 </Th> <Td> 9 </Td> <Td> "Thanks for the Memories" </Td> <Td> Michael Dinner </Td> <Td> Shonda Rhimes </Td> <Td> November 20, 2005 (2005 - 11 - 20) </Td> <Td> 20.33 </Td> </Tr> <Tr> <Td_colspan="7"> The Thanksgiving holiday is more difficult for the interns and residents than any of them is willing to admit, as Izzie plans a big dinner . George endures the family tradition of hunting turkeys with his father and brothers . Having sneaked off to the hospital instead of helping Izzie out, Meredith treats a patient who's been in a vegetative state for 16 years . Addison asks Derek to have sex with her again, but he stands her up to help with Meredith's patient . Burke helps Izzie to prepare the Thanksgiving meal . Just as Izzie is about to give up on anyone showing up for dinner, George and Cristina come back, while Meredith celebrates with a one - night stand at Joe's bar . </Td> </Tr> <Tr> <Th> 19 </Th> <Td> 10 </Td> <Td> "Much too Much" </Td> <Td> Wendey Stanzler </Td> <Td> Gabrielle Stanton & Harry Werksman, Jr . </Td> <Td> November 27, 2005 (2005 - 11 - 27) </Td> <Td> 19.59 </Td> </Tr> <Tr> <Td_colspan="7"> Meredith is mortified when her one - night stand shows up at the hospital suffering from priapism and needing medical attention . Izzie, Addison and Derek are assigned to a case where a woman carrying quintuplets is overwhelmed by numerous medical issues as she navigates her high - risk pregnancy . Alex's shortcomings frustrate Izzie, especially when she catches Alex and Olivia having sex . On the other hand, Alex again shows his incompetence in treating one of his patients by administering the wrong dosage . Cristina reluctantly shows Burke where she lives . </Td> </Tr> <Tr> <Th> 20 </Th> <Td> 11 </Td> <Td> "Owner of a Lonely Heart" </Td> <Td> Daniel Minahan </Td> <Td> Mark Wilding </Td> <Td> December 4, 2005 (2005 - 12 - 04) </Td> <Td> 20.59 </Td> </Tr> <Tr> <Td_colspan="7"> Cristina has little sympathy for Constance Ferguson, a prison inmate who jeopardizes her health just to get out of solitary confinement . The interns all keep careful watch on the family of premature quintuplets with a variety of serious health challenges . Derek and Addison argue over their living arrangements . George treats a man by using leeches, whilst Alex continues to treat the patient he accidentally put into a coma . Addison decides to teach Izzie a very painful lesson which she too once received from the chief, wanting Izzie to know the consequences of being too attached to her patients . Izzie argues with Meredith after seeing her help Alex, and to mend their friendship they buy a dog together . </Td> </Tr> <Tr> <Th> 21 </Th> <Td> 12 </Td> <Td> "Grandma Got Run Over by a Reindeer" </Td> <Td> Peter Horton </Td> <Td> Krista Vernoff </Td> <Td> December 11, 2005 (2005 - 12 - 11) </Td> <Td> 15.70 </Td> </Tr> <Tr> <Td_colspan="7"> A young boy needs a heart transplant but doesn't seem to want it, and an argument over his treatment exposes major philosophical differences between Burke and Cristina . Meanwhile, when the interns rally to help Alex prepare to re-take his exam, Izzie feels betrayed and Meredith has to remind her of the true spirit of the Christmas holiday . George has to deal with the family of a woman whose surgery for bleeding ulcers keeps getting postponed for more important surgeries, much to their contempt, whilst Bailey has to perform several surgeries when Webber is forced to leave her on her own . Derek performs brain surgery on the patriarch of a mixed Jewish / Christian family who discuss celebrating Chrismukkah, but isn't in a festive mood despite a reconciliation with his wife . </Td> </Tr> <Tr> <Th> 22 </Th> <Td> 13 </Td> <Td> "Begin the Begin" </Td> <Td> Jessica Yu </Td> <Td> Kip Koenig </Td> <Td> January 15, 2006 (2006 - 01 - 15) </Td> <Td> 18.97 </Td> </Tr> <Tr> <Td_colspan="7"> Dr. Webber enforces an 80 - hour - per - week maximum rule for the interns . Derek wants to enroll Ellis in an experimental treatment for Alzheimer's, but Meredith doesn't want his help and Derek needs Dr. Webber to intervene . Alex treats a writer who ate his entire novel . Izzie seems to be getting over Alex when she shares an undeniable chemistry with Denny Duquette, a patient awaiting a heart transplant . Bailey goes to retrieve Denny's heart, taking Cristina along for the ride . Meanwhile George and Addison treat Bex, a young teen who is intersex . </Td> </Tr> <Tr> <Th> 23 </Th> <Td> 14 </Td> <Td> "Tell Me Sweet Little Lies" </Td> <Td> Adam Davidson </Td> <Td> Tony Phelan & Joan Rater </Td> <Td> January 22, 2006 (2006 - 01 - 22) </Td> <Td> 21.04 </Td> </Tr> <Tr> <Td_colspan="7"> The truth is in short supply as Meredith and Cristina lie to each other about the status of their relationships . Derek and Cristina treat a guitarist who lost three of his fingers, but she is angry with Derek since he has Meredith calling him McDreamy again . Meredith and Burke treat a recently married woman with persistent heart problems, whose happiness turns out to be a symptom . Cristina' kinda' moves in with Burke, whilst George threatens to move out over Meredith's dog and in the end Meredith reluctantly gives him to Derek and Addison . George is given the unpleasant task of discharging an elderly patient who refuses to leave the hospital despite no longer being sick . Bailey, Alex and Izzie treat a competitive eater who is presented with a tear in the lining of her esophagus . Alex is so nervous about the results of his exam that he eventually asks Izzie to open them for him . Bailey is put on maternity leave . </Td> </Tr> <Tr> <Th> 24 </Th> <Td> 15 </Td> <Td> "Break on Through" </Td> <Td> David Paymer </Td> <Td> Zoanne Clack </Td> <Td> January 29, 2006 (2006 - 01 - 29) </Td> <Td> 18.44 </Td> </Tr> <Tr> <Td_colspan="7"> Amidst a strike by the nurses, Meredith revives an elderly patient without knowing she's not supposed to . As the patient dies with her friends at her side, Meredith realizes she doesn't want her mother to die alone, and allows the chief to continue visit her, something she initially was upset with . George ends up on the nurses' side . Izzie treats a pregnant teenager with whom she has much in common, and her interfering upsets the patient's mother, Izzie also reveals to the patient that she has a daughter . Cristina is irritated with the perky new resident, Sydney, and asks for Burke's intervention when Sydney attempts a risky procedure to save a woman's infected leg from amputation . </Td> </Tr> <Tr> <Th> 25 </Th> <Td> 16 </Td> <Td> "It's the End of the World" </Td> <Td> Peter Horton </Td> <Td> Shonda Rhimes </Td> <Td> February 5, 2006 (2006 - 02 - 05) </Td> <Td> 37.88 </Td> </Tr> <Tr> <Td_colspan="7"> Meredith has a feeling and George and Izzie have to call in Cristina to get her out of bed . A paramedic brings in a man with live ammunition in his chest; her hand is the only thing preventing an explosion . Bailey goes into labor and Derek and Cristina perform surgery on Bailey's husband who crashed the car on his way in . Izzie initiates things with Alex . When the anesthesiologist leaves the paramedic alone in the O.R., she panics and pulls her hand out of the patient - but Meredith takes her place . </Td> </Tr> <Tr> <Th> 26 </Th> <Td> 17 </Td> <Td> "As We Know It" </Td> <Td> Peter Horton </Td> <Td> Shonda Rhimes </Td> <Td> February 12, 2006 (2006 - 02 - 12) </Td> <Td> 25.42 </Td> </Tr> <Tr> <Td_colspan="7"> Without her husband by her side, Bailey refuses to have the baby and George works with Addison to convince her to . George also treats the paramedic who fled after finding her hiding in a stairwell . Dr. Webber's stress causes an anxiety attack that brings Adele to the hospital . Meredith removes the explosive from the patient, but it explodes and kills Dylan, the chief of the bomb squad . Burke and Derek overcome their initial rivalry and call each other by their first names . Cristina says "I love you, too" to a sleeping Burke . Derek comes visiting Meredith after she nearly dies and Meredith tells him that she can't remember their last kiss . </Td> </Tr> <Tr> <Th> 27 </Th> <Td> 18 </Td> <Td> "Yesterday" </Td> <Td> Rob Corn </Td> <Td> Story by: Mimi Schmir Teleplay by: Krista Vernoff </Td> <Td> February 19, 2006 (2006 - 02 - 19) </Td> <Td> 24.36 </Td> </Tr> <Tr> <Td_colspan="7"> Dr. Mark Sloan arrives in Seattle to try to convince Addison to continue their relationship, and is greeted with a punch from Derek . Dr. Webber allows Sloan to assist Derek in a risky surgery to fix a teenage patient with facial tumors . Burke learns that Cristina still leases her apartment . Izzie treats a patient with spontaneous orgasms . Meredith treats a man who believes he is going to die so he has her record him saying hateful things to everyone he knows . Later, Meredith goes to see her father for the first time in twenty years and is left unsatisfied with his answers about the past . George finally tells Meredith how he feels about her . </Td> </Tr> <Tr> <Th> 28 </Th> <Td> 19 </Td> <Td> "What Have I Done to Deserve This?" </Td> <Td> Wendey Stanzler </Td> <Td> Stacy McKee </Td> <Td> February 26, 2006 (2006 - 02 - 26) </Td> <Td> 24.76 </Td> </Tr> <Tr> <Td_colspan="7"> Following their sexual encounter, Meredith and George avoid each other at work, and George ends up falling down a stairwell and dislocating his shoulder . Frequent heart patient Denny is readmitted and grows closer to Izzie, causing Alex to be jealous . Meredith, Derek, and Alex treat a kid with a head injury . Burke, Cristina, and George treat a man about to get married who has an aortic aneurysm. Bailey's maternity leave is disrupted when Addison secretly asks her to help treat her allergic reaction to poison oak . George moves in with Burke and Cristina and catches the eye of ortho resident Dr. Callie Torres . </Td> </Tr> <Tr> <Th> 29 </Th> <Td> 20 </Td> <Td> "Band - Aid Covers the Bullet Hole" </Td> <Td> Julie Anne Robinson </Td> <Td> Gabrielle Stanton & Harry Werksman, Jr . </Td> <Td> March 12, 2006 (2006 - 03 - 12) </Td> <Td> 22.51 </Td> </Tr> <Tr> <Td_colspan="7"> After Dr. Bailey is called into surgery, Cristina is forced to watch baby Tucker for the remainder of the day . Meanwhile, George and Meredith are still on the outs as she confides in Derek with her problem . Meredith treats a woman with a fork stuck in her neck . Izzie continues to warm up to Denny who is having problems breathing . George and Callie further their flirtations over a teenaged patient who decides to chop off his own finger after Callie refuses to do it for him . Addison treats a pregnant woman, whose husband keeps hitting on her . Burke shows a preference for living with George over Cristina, and Addison gets a long - awaited admission from Derek that shows some hope for their marriage after all . </Td> </Tr> <Tr> <Th> 30 </Th> <Td> 21 </Td> <Td> "Superstition" </Td> <Td> Tricia Brock </Td> <Td> James D. Parriott </Td> <Td> March 19, 2006 (2006 - 03 - 19) </Td> <Td> 21.13 </Td> </Tr> <Tr> <Td_colspan="7"> When a series of deaths occur at Seattle Grace, the uncanny events bring out the doctors' superstitious sides . Four deaths in the morning implies that three more deaths are due for the day . This makes Izzie nervous about Denny's surgery, and a jealous Alex informs Denny of the likelihood of his death, prompting Izzie to completely end their relationship . Meredith and Bailey treat a woman who claims to have been struck by lightning, but the patient keeps lying about the true cause of the injury . Cristina treats a patient in a car accident who has OCD . Meanwhile, Derek and Addison discuss making a more permanent living arrangement, and Dr. Webber treats a former sponsor from his Alcoholics Anonymous group . George is tasked with stealing back one of Burke's caps from Cristina . Izzie kisses Denny after he survives his surgery . </Td> </Tr> <Tr> <Th> 31 </Th> <Td> 22 </Td> <Td> "The Name of the Game" </Td> <Td> Seith Mann </Td> <Td> Blythe Robe </Td> <Td> April 2, 2006 (2006 - 04 - 02) </Td> <Td> 22.35 </Td> </Tr> <Tr> <Td_colspan="7"> Bailey worries Dr. Webber is mommy - tracking her and becomes Derek's intern for the day . George begins a relationship with Callie and finds her living in the hospital . Meredith takes up knitting--and a vow of celibacy . Cristina competes with Webber during classroom exercises . Burke tries to teach Alex a lesson about bedside manner, but it's a lesson that falls on deaf ears . Izzie tries to get George to move back into the house . George discovers that his and Addison's patient is Meredith's half - sister . Meredith meets Doc's vet, and takes a shine to him . </Td> </Tr> <Tr> <Th> 32 </Th> <Td> 23 </Td> <Td> "Blues for Sister Someone" </Td> <Td> Jeff Melman </Td> <Td> Elizabeth Klaviter </Td> <Td> April 30, 2006 (2006 - 04 - 30) </Td> <Td> 20.76 </Td> </Tr> <Tr> <Td_colspan="7"> Izzie grills George about the personal details of his life, and under instructions from Derek, tries to get a divorce lawyer to have a seizure so he can operate on her . Addison and Alex treat a pregnant woman who is expecting her seventh child, and face a difficult decision when the woman requests her tubes be tied off - record in order for her to avoid telling her very religious husband that she doesn't want to have any more children . Burke performs surgery on his musical hero who wants a pacemaker removed as it has ruined his ability to play the violin . Meredith learns from Denny that life is too short to follow the rules, and decides to abandon her knitting and accept a date with Doc's vet . George moves back in with Izzie and Meredith . Derek finally agrees to have hot sex with Addison . </Td> </Tr> <Tr> <Th> 33 </Th> <Td> 24 </Td> <Td> "Damage Case" </Td> <Td> Tony Goldwyn </Td> <Td> Mimi Schmir </Td> <Td> May 7, 2006 (2006 - 05 - 07) </Td> <Td> 21.99 </Td> </Tr> <Tr> <Td_colspan="7"> A family is involved in a car accident caused by a surgical intern from another hospital . The young pregnant wife has massive injuries and eventually dies, though Alex performs a Caesarean section to save the baby . Derek is angry at Meredith after he sees her at the vet's . Burke is angry at Cristina after she fell asleep during sex the previous night . George does not stand up for Callie to his roommates and Denny is becoming angry at being stuck in bed with no end in sight . </Td> </Tr> <Tr> <Th> 34 </Th> <Td> 25 </Td> <Td> "17 Seconds" </Td> <Td> Daniel Minahan </Td> <Td> Mark Wilding </Td> <Td> May 14, 2006 (2006 - 05 - 14) </Td> <Td> 22.60 </Td> </Tr> <Tr> <Td_colspan="7"> Part one of a three - part story arc . Gunshot victims from a nearby restaurant crowd Seattle Grace and the doctors are fully occupied . Cristina has an engaged couple who are arguing over him ducking behind her during the shooting, Meredith and Callie's patient could lose his leg, and Derek and George have a 12 - week pregnant girl . Knowing that Derek is mad at Meredith for dating Finn, Addison yells at him in the hallways, not realizing everyone can hear . Meredith asks Callie for advice on bone cancer in dogs . Burke is still angry at Cristina and chooses Alex over her to go with him to retrieve a heart for Denny . When Izzie finds out that Denny is not about to get the heart, she takes the matter in her own hands . Callie professes her love to George, but before he can answer her, Izzie asks for his help with Denny, and he goes with her . As Burke races back to SGH to keep Izzie from doing something drastic, both Burke and Denny wind up in critical situations . </Td> </Tr> <Tr> <Th> 35 </Th> <Td> 26 </Td> <Td> "Deterioration of the Fight or Flight Response" </Td> <Td> Rob Corn </Td> <Td> Tony Phelan & Joan Rater </Td> <Td> May 15, 2006 (2006 - 05 - 15) </Td> <Td> 22.50 </Td> </Tr> <Tr> <Td_colspan="7"> Part two of a three - part story arc . The interns help Izzie keep Denny alive after she's cut his left ventricular assist device (LVAD) wire . Derek must perform surgery on Burke's shoulder and risk doing irreparable damage to the nerves . Cristina freezes in the O.R. during Burke's surgery . Webber discovers his niece's cancer has returned . Adele reveals to Webber that she knew about his affair with Ellis Grey . Alex fights for Denny's heart at Mercy West, eventually offering Dr. Hahn the chance to scrub in at the surgery as Burke has been shot . Before surgery, Denny asks Izzie to marry him . However, after the heart has been inserted, it does not beat and back in Derek's OR, Burke still cannot move his fingers . </Td> </Tr> <Tr> <Th> 36 </Th> <Td> 27 </Td> <Td> "Losing My Religion" </Td> <Td> Mark Tinker </Td> <Td> Shonda Rhimes </Td> <Td> May 15, 2006 (2006 - 05 - 15) </Td> <Td> 22.50 </Td> </Tr> <Tr> <Td_colspan="7"> Part three of a three - part story arc . The interns are pulled into Dr. Webber's office for interrogation regarding the LVAD wire situation . None of them reveal the truth, protecting Izzie, but Meredith confronts Dr. Webber over his affair with her mother . Dr. Webber tells them all that they are off surgery, and they are to give his niece a prom . Burke finds a tremor in his right hand . Meredith and Derek make the decision to put Doc to sleep . Izzie accepts Denny's marriage proposal . During the prom, Derek and Meredith reunite in an exam room . The interns find Izzie lying in bed clinging to Denny, who has died from a stroke . Izzie leaves Seattle Grace, and on her way out confesses to Dr. Webber that she cut the LVAD wire and that she quits the program . Meredith remains torn on who she should follow: Derek or Finn . </Td> </Tr> </Table> <Tr> <Th> No . overall </Th> <Th> No. in season </Th> <Th> Title </Th> <Th> Directed by </Th> <Th> Written by </Th> <Th> Original air date </Th> <Th> U.S. viewers (millions) </Th> </Tr>

When do derek and meredith get back together in season 2