Calvin shows off the super hero outfit Mom made for him. It has a mask and cape. He says he can fight crime without anyone knowing his true identity. He asks Hobbes if he's seen any crimes. Hobbes wants to know why he cares that nobody knows his identity.

Mom tells Calvin to take off his outfit at the dinner table. Calvin says he's Stupendous Man. Mom tells him to stop being silly and do what she asked. Calvin says he needs to wear his costume for dinner. Mom says he won't. Calvin says Stupendous Man has a stomach of steel.