* ActorAllusion: Creator/CharlieAdler voices a creature who primarily lives in an academic setting and was often mistaken for [[WesternAnimation/TinyToonAdventures a rabbit]].
* HumbleBeginnings: The characters got their start as just drawings on a napkin during lunch. Later, a storyline was developed around them, and the rest is history.
* WhatCouldHaveBeen: There was originally going to be a film adaptation of the show by Klasky-Csupo, Nickelodeon Movies and Paramount Pictures after the success of the first ''WesternAnimation/{{Rugrats}}'' film. The idea was canceled after the consensus that the film would be considered too dark for kids.
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