* AlternateCharacterInterpretation: Melon Man. Was he really evil, and trying to kill the Fatheads with [[MadeOfExplodium explosive melons]]? Or was it all an accident, and Melon Man didn't know that the melons were deadly?
* AnimationAgeGhetto: Averted. The show was just as popular with adults as it was with kids.
* BaseBreaker: Rollo. Some [[EnsembleDarkhorse loved him from the beginning]], others [[TheScrappy did]] [[CreatorsPet not]].
* BigLippedAlligatorMoment: A lot, but a notable one is the pencil sharpener guy who will appear randomly during and episode and say "Meanwhile..."
* CompleteMonster: Mr. Fathead can be one at times, DependingOnTheWriter.
* EarWorm: The theme song.
* EnsembleDarkhorse / TheScrappy: Rollo is either one of these, depending on the viewer.
* MemeticMutation: Yep! You broke it! You finally broke it! You [[LargeHam SMASHED!]] [[PunctuatedForEmphasis MY!]] [[EyeScream EYE!]] Now what, huh?! Boy, are you gonna get it now...
** "Guess what I got?" "A lobotomy?!"
** "Don't give him anything!" (squishes head)
** "Would you like some cheesecake, Rollo?"
*** "Yes, thank you mate." (smashes head against table) "Thank you. It was delicious mate."
* ParanoiaFuel: Melon Man. So, there's this friendly guy who you trust, and delivers food to you every day. Then, one day, his food turns out to be MadeOfExplodium, and almost kills you and your spouse when it explodes.
* UglyCute: The characters are either this or GrotesqueGallery.
* UnfortunateImplications: Rollo is really stupid, klutzy, ''and'' has an Australian accent.