One of the directors whose work is featured there sent me the link to this site:
http://www.creepychristmas.net/
It's got one creepy, weird, surreal Christmas-themed short movie for each day of December. There are no big names there, but these were all done by professionals, not amateurs. I looked at a few and they are indeed creepy. They are all available to watch on the site right away.
To my knowledge this is the only one of them currently available on youtube:
http://www.youtube.com/watch?v=BmuQhWk0F0M