The Huckleberry Hound Show (1958)

S1E13 Pistol Packin' Pirate

Pixie and Dixie find themselves on a pirate ship, where they encounter a trigger-happy pirate. He warns Jinks that if he fails to catch the two mice, he’ll be forced to "walk the plank." The tension rises as Jinks scrambles to fulfill the pirate's demands while Pixie and Dixie plot their escape.