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.
Not streaming on a subscription service in the US right now.
Starring Debi Derryberry, Tara Strong, Megan Cavanagh, Mark DeCarlo, Rob Paulsen, Jeffrey Garcia, Carolyn Lawrence, Crystal Scales, Frank Welker, Susanne Blakeslee