<P> Head Detective Juliet Lynn "Jules" O'Hara is a character on the American comedy Psych played by Maggie Lawson . She attended the University of Miami . </P> <P> Juliet O'Hara first appears undercover in the show's second episode, "Spellingg Bee", as a recently transferred junior detective from Miami Beach where she attended the University of Miami, replacing Lucinda Barry as Head Detective Carlton Lassiter's partner . Born in 1981, she was raised in a family of brothers and is shown to be close with both her parents and her siblings . Although she is initially frustrated by her coworkers not taking her seriously enough due to her relatively young age, as the series progresses she is given more responsibility, being left in charge in the absence of Lassiter and then Interim Chief Karen Vick . She has grown more assertive with her partner, and actors Maggie Lawson and Timothy Omundson (who plays Lassiter) both suggest that a strange mutual respect has developed between them . </P> <P> Juliet seems to present a gentle counterpoint to Lassiter's gruff, rigid style . She reminds her partner repeatedly to "be sensitive" with the media, the victims, and the witnesses of their cases . Unlike Lassiter, she is friendly with Shawn Spencer and more willing to work with him and Burton Guster . Lawson says that, although Juliet is bemused by Shawn at first, she has slowly gained respect for him and by the second season, Juliet reveals a "very friendly, comfortable relationship". The actress says she thinks that, despite some skepticism, Juliet does believe that Shawn is psychic . By the end of the fifth season, Shawn and Juliet are romantically involved . By the middle of the sixth season, Shawn is ready for marriage . Her older brother Ewan, played by John Cena, is an army soldier whom she had to arrest when he attempted to murder an actual killer to protect the army . Ewan was supposed to go to prison but his high level bosses made him vanish . Juliet claims Ewan was the reason she became a cop, that him joining the military gave her enough confidence to join the police force . Her estranged con artist father Frank O'Hara is played by William Shatner . She seems to be Scots Irish, with her family hailing from Inverness . </P> <Ul> <Li> "Spellingg Bee" (1.02) - Shawn and Juliet meet for the first time when Juliet unknowingly steals his seat in a diner . Shawn attempts to flirt with her, but Juliet's reception is cool . Shawn eventually figures out that Juliet is a cop and that she is staking out the diner . </Li> <Li> "Speak Now or Forever Hold Your Piece" (1.03) - When Shawn "reads" Juliet's palm, the two have a moment of mutual understanding . They agree to help each other out on the case, thus beginning their camaraderie . </Li> <Li> "Weekend Warriors" (1.06) - Shawn called Juliet "Jules" for the first time, when they are both watching a Civil War reenactment . </Li> <Li> "Shawn vs. the Red Phantom" (1.08) - At the beginning of the episode, Shawn calls Juliet apparently from somewhere he can see her . She asks Shawn where he is, and he responds by asking if she really wants to know the answer . She says, "I don't ask questions I don't want to know the answer to ." Shawn then advises her not to ask "your boyfriend if he thinks your sister's hot ." She informs him she does not have a sister, to which he asks, "How about a boyfriend?" Shawn then takes on a missing - person's case as a "favor" to Juliet, informing Gus that he hopes for bigger favors in the future, ones that he cannot share "with nuns and men of the cloth ." </Li> <Li> "From the Earth to the Starbucks" (1.10) - Shawn and Juliet team up to solve a case for Lassiter . Juliet admits that Shawn does makes her laugh...occasionally . </Li> <Li> "He Loves Me, He Loves Me Not, He Loves Me, Oops He's Dead" (1.11) - When Shawn and Juliet go under cover at a speed - dating event, the hostess informs them that their personality questionnaires were a 100% compatibility match, "a speed - dating first ." Shawn later claims to have copied hers verbatim . Shawn is also clearly jealous when he runs into Juliet on a date at the bowling alley . </Li> </Ul>

When do shawn and juliet become a couple