Jerry trails a hit-and-run driver but is attracted to her and begins dating her; he later learns her victim was a longtime quarry and dates the latter as well. Kramer begins having seizures whenever he hears Mary Hart's voice.

Coming from an outing to a flea market in New Jersey, Elaine and George damage Jerry's car when George drives over a large pothole. When they get to his apartment they end up spending the whole day arguing over a parking space. Elaine meanwhile has to come with a story about the damage to the car.