Kid vs. Kat (2008)

S02E08 Rat-a-Phooey

Title: Rat-a-Phooey Plot: Kat creates a Rat-ray device with the intention of transforming Coop into a rat. However, Dad becomes the unintended target of the zap. Now, Coop must find a way to reverse the transformation and bring his father back to normal, but first, he has to catch the now-rat Dad!