Mordecai and Rigby help their favorite '80s sitcom star, RGB2, escape from the studio lot and into the mountains so he can avoid starring in a revival of his show. false 2026-09-23 01:01:10 7.7 2013 TV-PG tt2740468 4516060 11 Action Adventure Animation I:\Media\Shows\Regular Show (2010) [imdbid-tt1710308]\Season 04\Regular Show (2010) S04E18 Caveman-thumb.jpg Regular Show 18 4 2013-03-04