Happy Comics #12

This anthology issue contains multiple humorous animal character stories. One story features a blue cat character whose owner brings home a pet bird, leading the jealous cat to attempt getting rid of the newcomer but ultimately failing to dislodge the bird. Another story involves a dog character with a limping left leg visiting multiple doctors without success, eventually exercising the leg until it becomes strong enough to walk normally again. A third story depicts a dog character attempting to break into a house, getting caught by setting off a burglar alarm, and being chased away by a fox that emerges from the property, foiling the dog's plans.