Mayhem reigns supreme in the animated kingdom as whiz kid Jimmy Neutron and Timmy from "The Fairly Oddparents" swap places in each other's worlds.
Mayhem reigns supreme in the animated kingdom as whiz kid Jimmy Neutron and Timmy from "The Fairly Oddparents" swap places in each other's worlds.
Debi Derryberry , Tara Strong , Megan Cavanagh
Tom Grevera
Nickelodeon Animation Studio , Nickelodeon Productions
as Jimmy Neutron (voice)
as Timmy Turner (voice)
as Judy Neutron (voice)