Shin Chan and the California Stimps/Episode 70
From Bubblegum Wiki
Camp Keep A Good Shin Down: In the Wilderness, the Meadow Fields Kindergarten and Hill Valley camps play games against each other, driving their respective parents and teachers crazy. When Miss Anderson get fed up after losing every game, they call the parents to scare Shin home. Once the activities are done, Josh-Chan (Mr. Taylor) and Miss Katzie are finally alone and row their canoes toward each other at the lake. But Shin become victims of the Hill Valley Kids' last game he didn't get to play against each other as holes drilled into their respective canoes cause him to fall, leaving him all upset.
Funhouse Ench: Principal Ench decides to end his career as a principal and move to retirement. When he leaves to pick up a potential candidate, Shin, Josh-chan, and Miss Katzie renovate the house into a carnival party because he wasn't able to take them to the carnival in town on his last day. When Ench returns with the new principal, they're surprised by the many wacky features that make the new principal crazy and he yells at Shin when the boys admit responsibility for renovating the kindergarten. Ench defends Shin and actually enjoyed being a principal. That is, until he stumbles into its one last feature--a locked door that ends him into the closet!