Aired: October 30, 2003 | Season: 2 | Episode: 4

Overview
Runtime: 24m
Directed by: Mike Gasaway, Paul Claerhout, Rod Douglas
Written by: Steven Banks
Guest stars: Billy West, Mark DeCarlo, Rob Paulsen
Description
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 real monsters! The little genius's Halloween is complicated when Carl and Sheen bite Cindy and Libby - now there are five monsters chasing him! Invention: Neutronic Monster-Maker.