Guyism, TV 15 moments that prove nothing held a mirror to sports like ‘Seinfeld’ Follow Us by Douglas CharlesLast Updated Oct 12, 2022 6:20 pm SI Extra Mustard The last episode of Seinfeld aired 15 years ago. Being that the Seinfeld covered everything, sports regularly made its way into the plots, so much so that it was tough to select just 15 of the best scenes to highlight.