Walter's family is holding a yard sale, but there are few customers. Walter, farting contentedly near Father, wonders why. When a man offers ten dollars for Walter, Father readily agrees. Walter wonders why. Walter is sad to leave his family behind, but relieved to discover that his new owner is a clown. Walter figures he will help the clown bring joy to children on their birthdays. But the clown has a dastardly he will use Walter's gas to inflate balloons and then pop them to stun guards during bank robberies. Will Walter turn to the dark side? Of course not! He comes out a hero is reunited with his family by doing what he does best.