Krypto the Superdog - Season 1 Episode 5 Dog-Gone Kevin / The Dark Hound Strikes!
Overview: After founding red kryptonite for the very first time, Krypto and Kevin swtich bodies, and each of them found how great is to be the other, or is it / Ace the Bat-Hound arrives in Metropolis an enlist Krypto's help to track down and stop Joker's Hyenas latest scheme.