Homer learns that there is a man at the power plant he works at that does everything that Homer is suppose to do. The man is now retiring and Homer will have to work harder. At his house, he works for a very long time. Marge gets worried that he is working too hard, so she takes the family to a circus. At the circus, the family goes to a hypnotist. The hypnotist makes Homer think that he is 10 years old. Chief Wiggum then tells everyone that the hypnotist is a criminal. At a hospital, Dr. Hibbert tells them that if Homer wants to think right again, they will have to go to the same hypnotist.