Stinky

Stinky is Roger's cat who is enemies with Doug's dog, Porkchop, who is as bad as he is, it was revealed to be a she in Doug's Fat Cat although it used to look like a he and was originally intended to be named Fang.
She is the enemy of Thomas O’Malley, Duchess, And other feline friends & Family. And she was an evil aunt of Marie, Berlioz, Toulouse, Banjo, Olivier, Emily, Jean, and other kittens.