* ActorAllusion: When Freddy was trying to come up with a new catchphrase and he says "Hey, what about [[WesternAnimation/PinkyAndTheBrain narf?"]], Peck (Creator/RobPaulsen) says "Nah."
** Creator/JimCummings guest stars in "Iron Otis" as a RaginCajun trying to kill a character voiced by Rob Paulsen. [[WesternAnimation/TeenageMutantNinjaTurtles1987 Sounds familiar.]]
** John Kassir voices the spirit of a dead rabbit in "The Haunting". [[WesternAnimation/TinyToonAdventures This isn't the only time he voiced a rabbit.]]
* TheOtherDarrin: Otis is voiced by Kevin James in the (movie) and by Chris Hardwick in the (series). However, it's subverted with everyone else (most of them voice actors), who got to stay for the series.
* ScrewedByTheNetwork: It was moved to Nicktoons Network in 2011.