The Least-Lovable Dog wonders into the Awesome house. The gang's mission is to clean him up and train him so somebody would want him. Lars offers to train him in the Norgish custom. Lars bonds a bit too much with the pooch and begins to act like a dog himself. Lars winds up adopted by the Yonkels and is rescued by the dog. Back home the gang is visited by the dog catcher who is looking for the dog for a different reason.