Big Appetite in Little Tokyo

Big Appetite In Little Tokyo is the fifthteenth episode of What's New, Scooby-Doo? and the first episode of the second season which originally aired on September 13, 2003. Written by Jim Krieg and directed by Scott Jeralds.

Plot
After Velma wins a contest for the best invention, the gang gets to travel Tokyo. When a mystical person zaps a pizza with a monster-transformation spell and Shaggy eats it! Shaggy starts to grow into a Godzilla-like monster whenever he goes to sleep and he starts eating everything in sight. Now the gang are running around Tokyo trying to get away from the police who want to capture Shaggy.