The Ugly Christmas Sweater isn't just for us common folk - celebs rock them too! Here are some shots of our fave celebs in their gaudiest, goofiest holiday sweaters.
1 This Fun Foursome
That's Demi Lovato, Sam Smith, Olly Murs and Niall Horan.
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2 Ariana Grande
... except that's actually a CUTE Christmas sweater!
3 The Biebs
4 Lauren Conrad
5 Katy Perry
6 Miley
7 Ed Sheeran
It's a cat-mas sweater, but still.
8 One Direction + Jimmy Fallon
9 Joe Jonas
Not sure who that is in the black sweater, but it looks like he might be wearing an ugly sweater, too.