Uncle Scrooge is going to the cinema with Huey, Dewey and Louie. He gets angry that his ticket costs $4 and their tickets cost $2. During the movie, Uncle Scrooge laughs about everything very loudly. After the movie, the nephews say to Scrooge that he was laughing really hard. Scrooge answers that he had to laugh twice as hard because his ticket cost twice as much.