There is a somewhat haphazard list of films that Mrs L and I, and occasionally our film expert youngest son, watch in the run up to Christmas. Every year.
Looking for recommendations to expand this collection and others may do similar and appreciate suggestions. I also thought it might be a decent sort of game-ish thing if folks chip in one at a time.. They don't have to be "Christmas movies" per se, just films that suit that kind of vibe.
So I'll start with an obvious classic we've watched every year for a couple of decades now:
National Lampoon's Christmas Vacation