<Li> Michael Trucco as Cooper Lee (2 episode) </Li> <Li> Tyler Hilton as Chris Keller (1 episode) </Li> <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> Prod . code </Th> <Th> U.S. viewers (millions) </Th> </Tr> <Tr> <Th> 68 </Th> <Td> </Td> <Td> "The Same Deep Water as You" </Td> <Td> Greg Prange </Td> <Td> Mark Schwahn </Td> <Td> September 27, 2006 (2006 - 09 - 27) </Td> <Td> 3T5751 </Td> <Td> 3.64 </Td> </Tr> <Tr> <Td_colspan="8"> <P> The residents of Tree Hill must deal with the aftermath of the shocking accident . Nathan and Rachel are okay while Cooper still remains in a coma . In the midst of all the chaos, Dan extends his help to Karen now that she is pregnant . Lucas and Peyton's friendship continues to grow stronger . Previously rivals, Brooke and Rachel move past their differences and manage to become good friends . Brooke has a difficult decision to make about her relationship with Lucas . Skills decides to try out for the Ravens . </P> This episode is named after a song by The Cure . </Td> </Tr> <Tr> <Th> 69 </Th> <Td> </Td> <Td> "Things I Forgot at Birth" </Td> <Td> Greg Prange </Td> <Td> Mark Schwahn </Td> <Td> October 4, 2006 (2006 - 10 - 04) </Td> <Td> 3T5752 </Td> <Td> 3.09 </Td> </Tr> <Tr> <Td_colspan="8"> <P> It's her eighteenth birthday, but Brooke soon realizes that she has no one but Rachel to celebrate it with . Meanwhile, Nathan continues to struggle with memories of the accident . Dan continues to be haunted by remorse over his actions against Keith . </P> This episode is named after a song by Absentee . </Td> </Tr> <Tr> <Th> 70 </Th> <Td> </Td> <Td> "Good News for People Who Love Bad News" </Td> <Td> John Asher </Td> <Td> Mike Herro & David Strauss </Td> <Td> October 11, 2006 (2006 - 10 - 11) </Td> <Td> 3T5753 </Td> <Td> 3.28 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Peyton spends more time getting to know her newfound brother, Derek . Lucas gives up on his love for Brooke . Rachel tries to start a romance with Nathan . </P> This episode is named after an album by Modest Mouse . </Td> </Tr> <Tr> <Th> 71 </Th> <Td> </Td> <Td> "Can't Stop This Thing We've Started" </Td> <Td> Bethany Rooney </Td> <Td> Terrence Coli </Td> <Td> October 18, 2006 (2006 - 10 - 18) </Td> <Td> 3T5754 </Td> <Td> 2.95 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Peyton introduces hip - hop sensation Lupe Fiasco at Tric, while rumors that Brooke is pregnant run rampant . Still dealing with their car accident, Nathan buys a motorcycle despite Haley's reservations, and Rachel poses for Maxim magazine . Meanwhile, Lucas clashes with Derek, and Deb double - crosses Karen . </P> This episode is named after a song by Bryan Adams . </Td> </Tr> <Tr> <Th> 72 </Th> <Td> 5 </Td> <Td> "I Love You But I've Chosen Darkness" </Td> <Td> Stuart Gillard </Td> <Td> Mark Schwahn </Td> <Td> October 25, 2006 (2006 - 10 - 25) </Td> <Td> 3T5755 </Td> <Td> 3.57 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Nathan gets two surprises in a row, and everyone is eager to share their advice . Brooke decides to celebrate . Peyton's stalker attacks her and her real brother saves her with Lucas' help . </P> This episode is named after the band I Love You But I've Chosen Darkness . </Td> </Tr> <Tr> <Th> 73 </Th> <Td> 6 </Td> <Td> "Where Did You Sleep Last Night?" </Td> <Td> Paul Johansson </Td> <Td> William H. Brown </Td> <Td> November 8, 2006 (2006 - 11 - 08) </Td> <Td> 3T5756 </Td> <Td> 3.52 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Nathan struggles with money problems and reluctantly asks Dan for help . Brooke learns the new man in her life is also her new English teacher . Peyton gets help from an unexpected source . Lucas returns to the Ravens just in time to help the team advance in the playoffs for the state championship . </P> This episode is named after an American folk song made famous by Lead Belly and latterly covered first by Hole and then by Nirvana . </Td> </Tr> <Tr> <Th> 74 </Th> <Td> 7 </Td> <Td> "All These Things That I've Done" </Td> <Td> David Jackson </Td> <Td> Adele Lim </Td> <Td> November 15, 2006 (2006 - 11 - 15) </Td> <Td> 3T5757 </Td> <Td> 3.25 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Peyton tries to go back to school, but she breaks down . Brooke's fashions are a hit at the local show . Nathan is cornered into a no - win situation by Daunte . Deb takes drastic action to support her addiction . </P> This episode is named after a song by The Killers . </Td> </Tr> <Tr> <Th> 75 </Th> <Td> 8 </Td> <Td> "Nothing Left to Say But Goodbye" </Td> <Td> Janice Cooke </Td> <Td> John A. Norris </Td> <Td> November 22, 2006 (2006 - 11 - 22) </Td> <Td> 3T5758 </Td> <Td> 2.53 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Derek tells Peyton to give Lucas a chance just as Brooke tries to make up with him . Nathan continues to have trouble with Daunte . Rachel asks Haley to tutor her when she discovers she is failing a class . </P> This episode is named after a song by Audioslave . </Td> </Tr> <Tr> <Th> 76 </Th> <Td> 9 </Td> <Td> "Some You Give Away" </Td> <Td> Greg Prange </Td> <Td> Mark Schwahn </Td> <Td> November 29, 2006 (2006 - 11 - 29) </Td> <Td> 3T5759 </Td> <Td> 4.21 </Td> </Tr> <Tr> <Td_colspan="8"> <P> As the Ravens prepare for the championship, Lucas learns Nathan intends to throw the game and decides on a risky plan to even the odds . Karen insists Deb show up for her son's final game and tries to help her get there . Dan makes a last plea with Daunte . </P> This episode is named after a song by La Rocca . </Td> </Tr> <Tr> <Th> 77 </Th> <Td> 10 </Td> <Td> "Songs to Love and Die By" </Td> <Td> John Asher </Td> <Td> Mark Schwahn </Td> <Td> December 6, 2006 (2006 - 12 - 06) </Td> <Td> 3T5760 </Td> <Td> 4.24 </Td> </Tr> <Tr> <Td_colspan="8"> <P> After a heart attack, Lucas has a dream in which the spirit of Keith visits and shows him how much one life can affect the lives of others, in a nod to "It's a Wonderful Life". Haley is the victim of an accident and Dan helps out Nathan . </P> This episode is named after an album by 8mm . </Td> </Tr> <Tr> <Th> 78 </Th> <Td> 11 </Td> <Td> "Everything in Its Right Place" </Td> <Td> Michael Lange </Td> <Td> Dawn Urbont </Td> <Td> January 17, 2007 (2007 - 01 - 17) </Td> <Td> 3T5761 </Td> <Td> 2.18 </Td> </Tr> <Tr> <Td_colspan="8"> <P> The aftermath of the events in Tree Hill begins . Lucas returns to his everyday life and tries to rekindle his relationship with Peyton . However, things are rougher for Haley when she discovers that Nathan was more involved in her accident than she could have ever imagined . </P> This episode is named after a song by Radiohead . </Td> </Tr> <Tr> <Th> 79 </Th> <Td> 12 </Td> <Td> "Resolve" </Td> <Td> Moira Kelly </Td> <Td> Michelle Furtney - Goodman </Td> <Td> January 24, 2007 (2007 - 01 - 24) </Td> <Td> 3T5762 </Td> <Td> 2.26 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Haley is frustrated over her injuries . Skills and Mouth help Nathan earn some extra money as an amateur stripper . Brooke betrays Rachel to get with a new guy . Lucas and Peyton finally find happiness in their relationship . </P> This episode is named after a song by Foo Fighters . </Td> </Tr> <Tr> <Th> 80 </Th> <Td> 13 </Td> <Td> "Pictures of You" </Td> <Td> Les Butler </Td> <Td> Mark Schwahn </Td> <Td> February 7, 2007 (2007 - 02 - 07) </Td> <Td> 3T5763 </Td> <Td> 2.85 </Td> </Tr> <Tr> <Td_colspan="8"> <P> A class assignment pairs the students at Tree Hill High to get to know each other a little better . Nathan wrestles with Deb's suicide attempt . Chase learns that Brooke cheated on her calculus exam...</P> This episode is named after a song by The Cure . </Td> </Tr> <Tr> <Th> 81 </Th> <Td> 14 </Td> <Td> "Sad Songs for Dirty Lovers" </Td> <Td> Janice Cooke </Td> <Td> William H. Brown </Td> <Td> February 14, 2007 (2007 - 02 - 14) </Td> <Td> 3T5764 </Td> <Td> 2.25 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Haley confronts Brooke regarding the stolen calculus test . Lucas and Peyton consider taking their relationship to the next level . Peyton and Brooke grow closer . In Deb's absence, Nathan throws a senior party at the Scott House where a sex tape from Nathan's past surfaces . </P> This episode is named after an album by The National . </Td> </Tr> <Tr> <Th> 82 </Th> <Td> 15 </Td> <Td> "Prom Night at Hater High" </Td> <Td> Paul Johansson </Td> <Td> Mike Herro & David Strauss </Td> <Td> February 21, 2007 (2007 - 02 - 21) </Td> <Td> 3T5765 </Td> <Td> 3.15 </Td> </Tr> <Tr> <Td_colspan="8"> <P> It's Prom day, and emotions are running high at Tree Hill . An emotional Haley confronts Nathan about the sex tape and asks for a list of all his past sexual encounters . An angry Peyton asks Lucas to skip the dance altogether, but he refuses to take no for an answer . Brooke and Peyton let out all their frustrations in a confrontation that could tear them apart forever . </P> This episode is named after a song by The Long Winters . </Td> </Tr> <Tr> <Th> 83 </Th> <Td> 16 </Td> <Td> "You Call It Madness, But I Call It Love" </Td> <Td> Thomas J. Wright </Td> <Td> Terrence Coli </Td> <Td> May 2, 2007 (2007 - 05 - 02) </Td> <Td> 3T5766 </Td> <Td> 3.28 </Td> </Tr> <Tr> <Td_colspan="8"> <P> It's Prom night, but things start to go awry . Lucas remembers that someone was in the hallway when Keith was killed . Psycho Derek holds Peyton and Brooke hostage in Peyton's own house . Haley and Nathan vow to be romantic with each other throughout the night . Dan continues to win over Karen's affections . Within Reason guest star to perform during the Prom . </P> This episode is named after a song by Nat King Cole . </Td> </Tr> <Tr> <Th> 84 </Th> <Td> 17 </Td> <Td> "It Gets the Worst at Night" </Td> <Td> Greg Prange </Td> <Td> Mark Schwahn & Jim Lee </Td> <Td> May 9, 2007 (2007 - 05 - 09) </Td> <Td> 3T5767 </Td> <Td> 2.95 </Td> </Tr> <Tr> <Td_colspan="8"> <P> When Mouth and Rachel's road trip goes wrong, the other teens drive to their rescue . On the trip, Nathan and Haley get a second chance to enjoy their Prom . Peyton and Lucas decide to take their relationship to the next level . Brooke reveals the truth about the stolen calculus exam to Haley . </P> This episode is named after a song by Lucero . </Td> </Tr> <Tr> <Th> 85 </Th> <Td> 18 </Td> <Td> "The Runaway Found" </Td> <Td> David Jackson </Td> <Td> Mark Schwahn </Td> <Td> May 16, 2007 (2007 - 05 - 16) </Td> <Td> 3T5768 </Td> <Td> 2.71 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Brooke and Peyton finally rekindle their friendship . Nathan's past mistakes continue to haunt him and Haley . Lucas hears a shocking confession from the witness to Keith's murder . </P> This episode is named after an album by The Veils . </Td> </Tr> <Tr> <Th> 86 </Th> <Td> 19 </Td> <Td> "Ashes of Dreams You Let Die" </Td> <Td> Michael Lange </Td> <Td> John A. Norris </Td> <Td> May 30, 2007 (2007 - 05 - 30) </Td> <Td> 3T5769 </Td> <Td> 2.06 </Td> </Tr> <Tr> <Td_colspan="8"> <P> As the end of the school year approaches, Peyton considers accepting a music internship in Los Angeles . Brooke tries to reconnect with Chase through yearbook signatures . Haley struggles to write her valedictorian speech . Dan suggests that Lucas get professional help when Karen continues to worry about his obsession with theories about Keith's murder . </P> This episode is named after a song by B.J. Thomas . </Td> </Tr> <Tr> <Th> 87 </Th> <Td> 20 </Td> <Td> "The Birth and Death of the Day" </Td> <Td> Greg Prange </Td> <Td> Mark Schwahn </Td> <Td> June 6, 2007 (2007 - 06 - 06) </Td> <Td> 3T5770 </Td> <Td> 2.11 </Td> </Tr> <Tr> <Td_colspan="8"> <P> As graduation approaches, Haley prepares for the recital of her valedictorian speech and motherhood . Nathan must adjust to life without basketball . Brooke makes a confession that may have great consequences . Lucas confronts Dan after Karen's life is threatened . The song "Times Like These" from the Foo Fighters is heard during the graduation scene . </P> This episode is named after a song by Explosions in the Sky . </Td> </Tr> <Tr> <Th> 88 </Th> <Td> 21 </Td> <Td> "All of a Sudden I Miss Everyone" </Td> <Td> Mark Schwahn </Td> <Td> Mark Schwahn </Td> <Td> June 13, 2007 (2007 - 06 - 13) </Td> <Td> 3T5771 </Td> <Td> 2.50 </Td> </Tr> <Tr> <Td_colspan="8"> <P> Dan must face the harsh consequences of his decision to murder Keith as Karen and Haley go into labour . Rachel returns and hosts a graduation party where the gang celebrate their high school journey and prepare for the next chapter of their lives . </P> This episode is named after the fifth studio album from Explosions in the Sky . </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> Prod . code </Th> <Th> U.S. viewers (millions) </Th> </Tr>

One tree hill season 4 lucas and peyton get together