The study group takes Troy out to a bar to celebrate his 21st birthday. While there, Annie assumes a new identity, Abed is propositioned by a man, one of Shirley's secrets is discovered, and Britta and Jeff fight over the "cool" bars.
When the study group convenes to celebrate Troy's birthday, they realize he is actually turning 21 and decide to hit the bars. While Jeff and Britta ingest a few too many cocktails and get silly, Shirley gets busy pulling down incriminating photos of herself that are posted at the bar. Annie embraces the identify on her fake ID, while Abed delves into conversation with a fellow sci-fi nerd. When Senor Chang finds the fresh remains of a birthday cake in the study room, he vows to find the group.—NBC Publicity