Did you know that the quaint custom of Christmas caroling actually began with drunk and rowdy revelers threatening people door to door looking for food and liquor? Early versions of the heartwarming legend of Santa Claus described him as a horrible devil named Krampus who beat and kidnapped naughty children. In America during the 17th and 18th Centuries, celebrating Christmas was against the law! There's a lot to tell about the history of Christmas, and a lot you may not know. Along the way, meet Ebenezer Scrooge and George Bailey, The Grinch and Rudolph, and learn the true origins of our Christmas traditions. So grab some eggnog and a slice of fruitcake as HISTORY unwraps THE REAL STORY OF CHRISTMAS.

• Documentary