This is the year to let your inner Christmas geek shine. May the following ugly Christmas sweaters inspire you!

A man and a woman wear ugly Christmas sweaters The couple that wears ugly Christmas sweaters together, stays together. (Photo: TheUglySweaterShop.com [CC BY 2.0]/Flickr)

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Santa riding a dinosaur, of course. Santa riding a dinosaur, of course. (Photo: North Charleston [CC BY-SA 2.0]/Flickr)

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ugly Christmas sweaters There's just so much going on here. (Photo: Carol VanHook [CC BY-SA 2.0]/Flickr)

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girls jumping in ugly sweaters There's so much happiness when you're wearing such ugly attire. (Photo: TheUglySweaterShop.com [CC BY 2.0]/Flickr)

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dog in ugly Christmas sweater Sometimes even dogs are forced to wear ugly Christmas sweaters. (Photo: DaPuglet (Tina) [CC BY-SA 2.0]/Flickr)

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purple ugly Christmas sweaters Who said they have to be red and green? (Photo: TheUglySweaterShop.com [CC BY-ND 2.0]/Flickr)

Editor's note: This story has been updated with new information since it was published in December 2012.

Catie Leary ( @catieleary ) writes about science, travel, animals and the arts.

Who doesn't love an ugly Christmas sweater?
Bust out your ugly Christmas sweater, cast off your inhibitions, and swallow your pride. It's tacky holiday sweater season.