'Community's' last episode until … sometime in 2012, 8PM ET, NBC: For its last episode of the year, let's all rally around this deserving show, which NBC has elected to remove from the schedule temporarily (various news reports assure us that the Greendale gang will be back in the new year, but no return date has been set). In this episode, the study group is recruited by a Greendale's hyper glee club director and takes part in a Christmas pageant.