The Lego Movie co-stars Alison Brie and Will Arnett face off to win the LSB Championship Belt.
As the gang's 6th year at the school comes to a close, they all ponder what a 7th year would look like.
A man from Britta's past infiltrates the school as a gurilla marketer. Jeff and the rest of the gang try to determine if Elroy really likes them or not.
Peggy determinedly collects research for a pitch. Pete is invited to join an exclusive club. Joan looks forward to spending time with her friend.
Dean Pelton lets two designers test their new social networking application at Greendale, leading to a war among the students; Professor Hickey decides to go underground until the battle ends.