The Adventures of Jimmy Neutron: Boy Genius: 2x4
Nightmare in Retroville
In order to have the scariest Halloween costumes ever, Jimmy uses his latest invention to morph Carl and Sheen into a Vampire and a Werewolf.
2 - 1Beach Party Mummy Sep. 19, 2003
2 - 2The Retroville 9 Oct. 03, 2003
2 - 3Grumpy Young Men Oct. 03, 2003
2 - 4Nightmare in Retroville Oct. 29, 2003
2 - 5Monster Hunt Nov. 11, 2003
2 - 6Jimmy For President Nov. 11, 2003
2 - 7Return of the Nanobots Nov. 14, 2003
2 - 8Holly Jolly Jimmy Dec. 08, 2003
2 - 9Love Potion #976/J Feb. 13, 2004
2 - 10Sheen's Brain Mar. 08, 2004
2 - 11MaternoTron Knows Best Mar. 09, 2004
2 - 12Send in the Clones Mar. 09, 2004
2 - 13The Great Egg Heist Mar. 10, 2004
2 - 14The Feud Mar. 10, 2004
2 - 15Out, Darn Spotlight Mar. 11, 2004
2 - 16The Junkman Cometh Mar. 12, 2004
2 - 17Foul Bull Mar. 26, 2004
2 - 18The Science Fair Affair Mar. 26, 2004
2 - 19Men At Work Jun. 02, 2004
2 - 20The Mighty Wheezers Jun. 07, 2004
2 - 21Billion Dollar Boy Jun. 07, 2004