<Li> Olive - A skunk that appears in the episode "Bring In Da Noise, "Bring In Da Skunk . All the dogs are scared of and they won't get along . After Noodles disguised Olive, The dogs got along with (Olive) also known as Shirley . While Calvin and the dogs were dancing Olive's dress fell off . All the dogs were scared . Calvin got confused, The dogs did a nose - to - nose with Calvin . Then the dogs were not scared of Olive anymore . And they found out that they could keep her . </Li> <Li> Wally Whiskers - A comedian that appears in the episode, "Sit Stay, Stand Up". </Li> <Li> Meow Meow Kitty - A villainous cat who takes over Mutt and Stuff, played Jon Heder in season 2 . </Li> <Ul> <Li> Clover (portrayed by Mila Brener) - Cuddles' owner . </Li> <Li> Owen - Sunny's owner . </Li> <Li> Luke (portrayed by Oskar Jacobs) - Dude's owner . </Li> <Li> Dr. Christina (portrayed by Kristina Krofft) - The dogs' veterinarian . </Li> <Li> Popcorn Vendor (portrayed by Omar von Muller) that appears at the end of the episodes . </Li> <Li> Annie the animal rescuer who guest stars and later becomes a recurring character in season two (portrayed by Rachel Eggleston) An animal rescuer who befriends Stuff and the dogs </Li> </Ul>

Who plays meow meow kitty on mutt and stuff