You know Dasher and Dancer and Prancer and Vixen...but do you recall the most petrifying Christmas figures of all? Not all children fear just a lump of coal in their stockings. Discover the terrifying Yuletide fables, folktales, and folklore that have horrified kids (and adults) for generations during the holiday season. He sees you when you're sleeping, he knows when you're awake. He knows if you've been bad or good, so...