Season 5
Episode 9 - The Witches of Bushwick: Chuck hosts a masquerade party at the Empire Hotel; Nate and Dan are confused by Serena's behavior.
Episode 8 - Juliet Doesn't Live Here Anymore: Blair and Chuck decide to end their vindictive games; one of Juliet's secrets are discovered; Nate and Dan realize they still have feelings for Serena.
Episode 7 - War at the Roses: A surprise guest catches Blair off-guard at her birthday party; Nate and Serena become fed up with Chuck and Blair's games and plan an intervention.
Episode 6 - Easy J: Jenny is tempted by a once-in-a-lifetime chance to meet Tim Gunn and Serena discovers something about her new boyfriend.
Episode 5 - Goodbye, Columbia: A damaging rumor about Serena is started; a mysterious student thwarts Blair's plans to secure a job as a powerful businesswoman's assistant.
Episode 4 - Touch of Eva: Nate decides to confront Juliet when he thinks she is keeping a secret from him; Blair tries to undermine Chuck's newfound happiness; Dan is torn between his feelings for Serena and Vanessa
Episode 3 - The Undergraduates: On her first day at Columbia, Blair attempts to gain membership into an ultra-exclusive social club, Hamilton House, but she's in for a few big surprises. Serena begins to suspect that Juliet is intentionally sabotaging Serena's life and that it may have something to do with Nate. Rufus is worried about Dan and decides to take matters into his own hands
Episode 2 - Double Identity: Living out a real-life fairytale in Paris, Blair (Leighton Meester) is pursued by a handsome young man, Louis (guest star Hugo Becker), who she suspects is a member of Monaco's royal family. A very concerned Lily (Kelly Rutherford) asks Serena (Blake Lively) to help her find Chuck (Ed Westwick), who hasn't been heard from or seen in months. Meanwhile, Chuck Bass is as we've never seen him before, adjusting to a fresh start in Paris with a mysterious new woman,
Episode 1 - Belles de Jour: Blair has spent a fabulous summer in Paris without realizing her former love, Chuck Bass, has been shot. As much as Blair tries to distract herself from the pain Chuck caused her, his mysterious appearance in Paris with a beautiful new woman will force both of them to face what happened. Meanwhile, a newly single Serena has been enjoying a Parisian summer of love with boys, Blair and Balenciaga as she tries to avoid the inevitable decision about which of her two long-time beaus, Dan or Nate , she should return to. Back on the Upper East Side, Nate meets an intriguing girl, Juliet, who helps him realize that his summer of sexual conquests with the help of Chuck’s little black book was his way of avoiding his unresolved feelings for Serena. Meanwhile, Dan’s baby mama drama continues with Georgina. Finally, the van der Woodsen apartment is buzzing with activity as the “Fashion’s Night Out” event is planned