Jerry's girlfriend uses a toothbrush that he had just pulled out of the toilet. George shows of the new key ring that Steinbrenner has given everyone in the organization, celebrating Phil Rizzuto's induction in the hall of fame. Kramer complains about the failing highway infrastructure, so he adopts a one-mile piece of a highway. Elaine tries to order a new Chinese dish, but she lives out of bounds. George loses his keys. Jerry plans to secretly sterilize his girlfriend's mouth. Despite his attempts, he just can't get past the vision of the toothbrush in the toilet. George theorizes that he may have lost his keys when he did a broad jump over a pothole. Kramer works diligently to keep his part of the road clean. Elaine schemes to get her Chinese food by moving into a janitor's closet, located in the building across the street. A woman who lives in the building begins to complain to her about the cleaning up the building needs. Jenna finds out about the toothbrush and sticks something of Jerry's in his toilet; only he doesn't know what. Kramer's plan to improve his mile of road doesn't go as well as he had hoped. Elaine has the gang over for dinner in the janitor closet she's moved into temporarily. George works to clear the pothole. Jerry breaks it off officially when Jenna's toilet problem becomes to much to bear. Elaine brings the garbage to the dump in Jerry's car. Kramer spills the paint thinner on the highway. Sparks hit the spill and Newman is at the heart of the resulting fireball.