Jeff contemplates graduation from Greendale, while the study group grapples with the return of the Darkest Timeline.
Abed becomes convinced that the study group was destined to meet at Greendale and pieces together everyone's past - revealing that their lives have been intertwined for years.
Annie and Shirley plot to win the spot of class valedictorian, while Troy and Abed accidentally switch bodies.
Jeff's holiday party goes south when Annie secretly invites Professor Cornwallis.
The gang gives puppet therapy a try after they accidentally reveal their darkest secrets.
Britta plans a rival dance at the same time as Greendale's Sadie Hawkins dance. Meanwhile, Annie and Shirley play matchmaker for Abed.
Greendale recruits a rich community college "whale" who has the potential to be enrolled and spend cash on campus for over a decade.
Greendale comes together to unlock the mystery of Chang's amnesia, which Abed films as a documentary.
Jeff finally reunites with his estranged father. Meanwhile, the study group heads to Shirley's for Thanksgiving, which is so awkward that they immediately begin plotting their escape.
The gang's in for a rude awakening when a new history professor cracks the whip. Meanwhile, the group learns that the Germans have invaded their beloved study room. Malcolm McDowell guest stars!
In support of Troy and Abed, the study group heads to InspectiCon - the annual Inspector Spacetime Convention. Matt Lucas and Tricia Helfer guest star!
While on their way to Vicki's Halloween costume party, the study group makes a detour to Pierce's mansion when they learn he has locked himself in his panic room.
As Abed and his friends deal with the fearful reality of being seniors, Jeff works to ensure an early graduation.
The cast of Community gives a sneak peek at season 4!
Jeff goes up against his former law firm colleague Alan Connor in Greendale summer fun court.
With Chang in control of Greendale, the study group develops an elaborate plan to infiltrate the campus without being detected.