Dexter's Laboratory Wiki

Trivias in "Dexter's Laboratory" episode "Changes".


  • Dexter, Dee Dee, and Mom's first debut on screen.
  • This is the first pilot episode of Dexter's Laboratory. The other three being The Big Sister, Old Man Dexter, and Dumb Like Dee Dee.

Cultural References[]

  • This episode is quite similar to a Calvin and Hobbes storyline where Calvin invents a transmogrifier machine where during an argument between them they transform each other into various animals.
  • When Dee Dee opened Dexter's door, she used an express card.

Episode Connections[]

  • The newspaper delivery guy at the beginning of the episode is seen again in the episode "Last But Not Beast".
  • This episode was referenced to in the episode "Rude Removal" when Dee Dee asked Dexter if he was building a machine that changed people into animals.


  • When Dexter is turned into a bunny, his shadow is shown to be in his human form.
  • When Dexter is turned into an animal, he doesn't seem to have his glasses, except when he's a penguin.
  • Dee-Dee is turned into a goat and she rams a hole through Dexter's bedroom door. Later in the episode, Mom comes up to the door and the hole is not there.
  • When Dee Dee goes into Dexter's room and looks into his lab, the bookshelf doorway is not there.
  • When Dee Dee opened her door, it revealed that the inside of her room was teal, but in most episodes, such as "Dee Dee's Room", her room was pink.

Production Notes[]

  • This episode was originally titled "Dexter's Laboratory" while it was still the pilot episode.
  • This episode was produced in the same year of 1995 according to the credits.

Airing Notes[]

  • This episode was aired twice in the series. Once as it's pilot self when it was titles "Dexter's Laboratory", and another when it had been renamed as "Changes".
  • This was the first episode of Dexter's Laboratory ever to air on TV.
  • This episode aired on "World Premiere Toons", though it's not in its entirety.