Jerry tries helping the owner of a small restaurant attract customers by giving him a suggestion. George must take an IQ test for his latest girlfriend, so Elaine helps him in "a caper" where she takes the test for him. Kramer tries to keep his mother's ex-boyfriend's jacket, because it helps him meet women; however the ex-boyfriend comes looking for it.

Jerry's brain and penis play chess against one another to decide whether he should keep dating a vacuous model with whom the "sex is great" but not anything else. George is dating a woman with a big nose, Kramer tells her it like it is and she gets a nose job; however, there is a complication. Kramer gets Elaine to help him retrieve the jacket.