Other mistake: In the show's introduction, the giant clock comes and smashes a baseball cap on Rocko, growing him up. Then, when the giant blue hand picks him up, the baseball cap disappears mid-shot, with no explanation. (00:00:15)
Rocko's Modern Life (1993)
1 mistake in show generally
Starring: Tom Kenny, Carlos Alazraqui, Charles Adler, Charlie Adler, Mr. Lawrence
Gladys the Big Hippo Lady: How dare you.
Zanzibar! / Fatal Contraption - S3-E13
Trivia: During the spring cleaning music number, there is an older goat who pulls a rat out of a couch, wondering where it came from. At the bottom of the frame is a dead mouse in a mouse trap. It's Mickey Mouse.