* CargoShip: "Secret Double Agent" gives us Changed Daily/his fireplace.
* CrowningMomentOfHeartwarming: In "The Abyss", Victor becomes trapped inside a giant squid. Anita then decides to rescue him, even though she revealed that she was allergic to seawater earlier.
* FoeYay: Professor Professor and Doctor Doctor occasionally have this. It doesn't help that they used to be lab partners. A quote from "Return of the Killer Toothbrush":
--> '''Professor Professor:''' I told you before, don't call me baby!
--> '''Doctor Doctor:''' Not ''you'', Professor Professor, my ''beautiful'' creation.
* HilariousInHindsight: In an episode that parodies the EurovisionSongContest, Changed Daily's name for the day is Engelbert Humperdinck. [[http://www.youtube.com/watch?v=pFNv9pjqZkk&feature=fvwrel Guess who was picked to represent the United Kingdom in Eurovision in 2012.]]
* MoralEventHorizon: Doctor Doctor in one episode concocted an EvilPlan, which, if executed successfully, would have stranded Victor and Anita on the Sun, ultimately burning them to death.
* NightmareFuel: The ZombieApocalypse episode, where merely saying [[spoiler: yes or no]] will infect you.