[laughing hysterically] Quit it! [The audience starts laughing at Bart] Knock it off! Stop it! Dad, this isn't funny! [Bart pees his pants and Homer stops tickling Bart]
Taking pity on the boy, the operators of Springfield Stadium open the stadium's retractable roof, in an attempt to dry his pants. Unfortunately, the stain was picked up by Russian spy satellites and President Dmitry Medvedev has taken the pants wetting as a sign of American weakness. A Russian flotilla has just entered New York Harb--