Jerry and Elaine visit Jerry’s parents in Florida for a scuba diving trip. Jerry makes the mistake of accepting an astronaut pen that writes upside down from Jack Klompus, igniting a massive political feud in the condo community.
Meanwhile, Elaine sleeps on a sofa bed with a brutal bar down the middle, throwing out her back completely. She resorts to taking heavy muscle relaxants, leading to a wildly inappropriate outburst at a community dinner honoring Morty Seinfeld.