Homer sees a free trampoline advertised in the newspaper, and rushes out to get it. He turns it into an attraction for the kids of Springfield. However, when everyone starts getting hurt, Marge complains. Homer tells her that she nags to much, so she gets a self-help video by Brad Goodman.
Sometime later, Brad Goodman hosts an "Inner Child" seminar in Springfield. At the seminar, Bart's outburst prompts Brad Goodman to tell the people of Springfield to do what they like.
Springfield holds a "Do What You Feel Festival," however, it turns into a disaster and everyone blames Bart. The townpeople chase after him, but he escapes and the townspeople go to the old mill to get some cider.