Whether you love or hate the “Seinfeld” finale — and a lot of fans really hate it — the ninth and final season of the show about nothing was crucial for one big reason: the introduction of Festivus.

Good news for fellow Christmas haters, for your time has come. There's a special holiday for anti-fans of the jolly good cheer, and it's all thanks to Seinfeld. Not everyone loves Christmas, but ...

Festivus is an anti-commercialist holiday celebrated on December 23, popularized by a 1997 "Seinfeld" episode. The holiday was based on a real family tradition started in the 1960s by the father of ...