Here's Your Complete 'Community' Cheat Sheet
Five things to know before watching Season 4 of the NBC comedy.
Class is back in session.
NBC's Community is premiering its fourth season this Thursday, though with plenty of changes -- both on set and in the story -- since Season 3's finale in May 2012.
So, what do you need to know before jumping into Season 4?
Celebuzz has got your cheat sheet as Jeff (Joel McHale), Abed (Danny Pudi), Troy (Donald Glover), Shirley (Yvette Nicole Brown), Annie (Alison Brie), Britta (Gillian Jacobs), Pierce (Chevy Chase) return to Greendale Community College.
Launch the gallery -- above -- for the five things you need to know before tuning into the season premiere.
Community returns on Thursday at 8PM on NBC.