Professor Michelle Slater returns and admits she still has feelings for Jeff, leading to a public competition for his affection between her and Britta at the dance. Britta eventually blurts out "I love you" to Jeff in front of the entire school, though she later admits it was more about winning the "competition" with Slater than genuine romance.
Overwhelmed by the public drama between Britta and Slater, Jeff leaves the dance. He encounters Annie, who has decided not to go to Delaware. In a surprising turn that remains one of the show's most discussed moments, Jeff and Annie share a passionate kiss as the season ends.
Troy is looking for a place to live after his parents kick him out. Abed declines Troy's offer to move in together to preserve their friendship "cookie," leading Troy to reluctantly become roommates with Pierce.
Annie considers moving to Delaware to be with her boyfriend Vaughn, who is transferring to a school there for his hacky-sack career.
One of the episode's most popular comedic moments is a drunken, nonsensical rap performed by Professor Duncan.