Terror Tales of the Park IV.The park workers tell scary stories to keep Muscle Man awake while driving to visit his mother on Halloween. • "The Hole" – Pops must be sacrificed to a sacred hole but tries to get the group to think of another way. • "Unfinished Business" – After Mordecai and Rigby die, Benson must fire the two in order to get them to stop haunting the house. • "Scary Movie Night" – Mordecai, Rigby, Eileen and C.J. get stuck in a horror film and must survive it until the end of the movie.