then took the opportunity to do so after Blair told her she couldn't possibly get in. An exhibit in Rufus' gallery has Serena finding new love with a childhood friend and artist, Aaron Rose. She eventually reconciles with Dan but their friendship soon threatens her new love with Aaron, prompting him to escort her to a ball where Serena receives news from her mother of Bart's death. During Bart's funeral, Aaron notices her continually drawn towards Dan and invites her to come with him to Argentina, which she accepts. Upon their return, Serena breaks up with Aaron, and she is free to pursue a relationship with Dan. The two reunite, only to face the awkward discovery that they share a sibling. Dan and Serena's relationship further suffers when she realizes their diverging college choices, her continuous mistrust in him, and Dan's affair with a teacher that drives her to prematurely end their relationship. After throwing a disastrous Sweet Sixteen party for Jenny, Serena retreats to Spain with Poppy and Poppy's boyfriend, Gabriel Edwards. She returns to New York pursued by Gabriel after he broke up with Poppy and finds herself in a new relationship. During a party held by her mother, Serena discovers that Gabriel and Poppy have conned her mother's guests and calls on Blair's aid to obtain their stolen money, breaking up with Gabriel as she pursues Poppy. Blair reluctantly teams up with Chuck and a reformed Georgina, ignoring Lily's wishes that they let her handle it herself, ending with the plan completely back-firing: Serena is arrested, Poppy escapes and Georgina, becoming the scapegoat, eases back into her old ways. A stubborn Serena chooses to stay in prison, until Dan bails her out and the two go to prom together. Her arrest soon adds to her fame as she becomes a local celebrity. On the day of graduation, Gossip Girl sends a blast that further ruins Serena and her friends' reputations. Declaring war on Gossip Girl, Serena finds herself the center of blame when a ticked-off Gossip Girl decides to drop every unreleased piece of gossip she had in store, creating further divide within the group. Sending a text to Gossip Girl, Serena calls a bluff that she knows Gossip Girl's identity, only for Gossip Girl to escape and warning everyone that she'll be pursuing them in college. She spends the summer leaving New York with Carter in