Not everyone loves sipping hot cocoa on the sofa while watching drippy Christmas movies about special shoes or big-eyed orphans or whatever. The good news is that there are buckets full of gory, blood-spewing horror movies that still have some holiday spirit. What's more festive than a serial killer in a Santa suit? Here are 12 Christmas-themed horror movies that may change the way you think about roasted chestnuts, jingle bells, snowmen and every other cloying holiday cliche for good.