Festivus, a well-celebrated parody, has become a secular holiday celebrated on December 23 that serves as an alternative to participating in the pressures and commercialism of the Christmas season. Originally a family tradition of scriptwriter Dan O'Keefe, who worked on the American sitcom Seinfeld, the holiday entered popular culture after it was made the focus of a 1997 episode of the program. The holiday's celebration, as it was shown on Seinfeld, includes a Festivus dinner, an unadorned aluminum Festivus pole, practices such as the "Airing of Grievances" and "Feats of Strength", and the labeling...