The Magilla Gorilla Show S01 E27 A Tale of Two Kitties

When Punkin’ Puss and Mushmouse are feuding around the countryside; they come to a “No Trespassing” sign. The new cat decides to keep Mushmouse and Punkin’ Puss decides to declare war on the cat. When the cats realize that Mushmouse is pitting them against the other, they decide to call a truce and team up.