"Bart starts his own humor magazine, and it isnt long before Springfields resident funnyman Krusty the Clown wants in on the business. Then, donut-lovers Homer Simpson and Chief Clancy Wiggum take over each others deliciously do-nothing jobs. And speaking of switcheroos, Bart boards the wrong airplane and finds himself mistaken for local Springshire lad . . . Brit Simpson. And when Ned Flanders opens his own friendly tavern, Homer finds himself torn...