02/07/2013 (08:00PM - 08:30PM) (Thursday) : THE GREENDALE STUDY GROUP RETURNS FROM SUMMER BREAK FOR THEIR FOURTH YEAR - The Study Group returns from summer break ready to tackle their fourth year of Community College. Jeff (Joel McHale) is particularly focused on graduating and is just a few credits away. When there is a mix-up with a history class registration, Dean Pelton (Jim Rash) institutes an elaborate physical competition for class space. Meanwhile, Britta (Gillian Jacobs) helps Abed (Danny Pudi) deal with the anxiety he is experiencing over the thought of the study group graduating and breaking up. Chevy Chase, Alison Brie, Yvette Nicole Brown, Donald Glover and Ken Jeong also star.