There is a recent episode of Jason Alexander's (who played George Costanza) podcast, Really? No, Really, where they interview Dan O'Keefe[0]. O'Keefe's childhoo

There is a recent episode of Jason Alexander's (who played George Costanza) podcast, Really? No, Really, where they interview Dan O'Keefe[0]. O'Keefe's childhood experiences with his father's Festivus traditions were what inspired the Seinfeld episode, where O'Keefe was a writer. He said that making an episode about Festivus wasn't expecting to go anywhere and we're so surprised how popular it became. [0]: https://pca.st/episode/d0443997-c8ca-48bd-99b2-130f9a771446 https://pca.st/episode/d0443997-c8ca-48bd-99b2-130f9a771446