Regular Show - Season 4, Episode 03: Party Bus and Payback
Trailer
In the Fourth season, there are more action and exciting events and adventures which including: Mordecai and Rigby recount scary stories to spend time after going to Halloween. A new task will be played by Mordechai and Rigby in the Pie contest, as they have to choose the winner of the contest and perhaps a task that was not easy for them.