Ep. 21: Principal, Monchiki Reunite

21

Everyone finds their precious things ruined. They soon find out that Monkichi, the principal's former pet monkey, was the culprit. Chasing after Monkichi, everyone gets sucked in dimensional warps. Chasing each other from warp to warp, Monkichi finally realizes that the principal is the owner he remembered years ago. (Source: Wikipedia)