Christmas movies aren't a must-do thing for me. Still, every year we see a number of them. Elf (2003) and White Christmas (1954) are my wife's favorites (I like them too) and always take priority. I'm a big fan of It's a Wonderful Life (1946), though we don't watch it annually. We've done Die Hard (1988) on Christmas Eve a bunch of years in a row now, which started as a joke but is becoming a fun tradition. (I know Die Hard isn't actually a Christmas movie, it just takes