Mental Floss Shares the Surprising and Festive Origins of Holiday Traditions

In a recent episode of the Mental Floss series List Showhost John Green shares the festive origins of some holiday traditions. A few of the more surprising origins include how Christmas Eve became the busiest night of the year for KFC restaurants in Japan, the fact that the celebration of Festivus predates its inclusion in an episode of the television show Seinfeld, and the persistent lie of the Christmas pickle.