School Play - S2-E11
Visible crew/equipment: At the start, while Whitey is reading aloud about the school festival, there's a large chalk T-mark on the floor in front of the boy at the center, and a small T-mark on the floor between Whitey and Beaver. (00:00:45)
School Play - S2-E11
Continuity mistake: After the school festival performance, when Beaver reveals himself as the mushroom, the two costume straps hang straight down over Beaver's shoulders, but in the wide shot the two straps are crisscrossed, then reverts back to the original way. (00:22:20)