Screenshot from the episode.
"Nightmare in Retroville" is the Halloween episode of the animated series The Adventures of Jimmy Neutron: Boy Genius. It first aired on Nickelodeon in the United States on October 29, 2003.
Plot[]
Jimmy's Neutronic Monster-Maker transforms Sheen into a werewolf, Carl into a vampire and Hugh into Frankenstein's monster. However, Jimmy's invention works too well, making those three into real monsters. The little genius's Halloween gets even more complicated when Carl and Sheen bite Cindy and Libby and then there are five monsters chasing him.
External links[]
See the article on Nightmare in Retroville on Fandom's JimmyNeutron wiki.
See the article on Nightmare in Retroville on Fandom's Nickelodeon wiki.