Horrible Holiday Sweaters!

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Tori Spelling

The busy mom of four stayed festive while shopping with husband Dean McDermott at Urban Outfitters in Calabasas, Calif., in 2012.

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John Mayer

Mayer rocked the reindeers during a December 2009 appearance on The Ellen DeGeneres Show.

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Katie Holmes

The actress donned a red and green sweater with yarn strand accents during an ice skating excursion with daughter Suri and then-husband Tom Cruise in Pittsburgh in 2011.

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Matt Damon

That's a whole lotta look! Damon showed he still believes in Santa's magic during a 2011 TODAY Show interview.

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Eric Stonestreet

A very Modern Family Christmas! Stonestreet got into character in a snowman sweater while filming scenes for his ABC hit comedy in L.A.

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Lauren Conrad

Conrad got into the holiday spirit during a 2012 trip to L.A.'s The Grove in LOT78's "Ho! Ho! Ho!" knit sweater, which she paired with leather pants, black heels and a $1,795 Balenciaga bag.

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Paris Hilton

That's "Ho, Ho, Ho!" hot! The socialite strutted like Mrs. Claus in L.A. in December.

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Kate Hudson

What's so funny? A giggly Hudson picked up supplies in Aspen, Colo. in Dec. 2007.

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Conan O'Brien and Friends

Santa + snowflakes = smiles! Andy Richter, Mike Tyson, O'Brien and Max Weinberg got matchy-matchy in Dec. 2009.

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David Beckham

Belt it like Beckham? The soccer star sauntered in 2006 wearing this robe-like sweater.

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Andy Samberg

What a turkey! Samberg cut a funny figure in an apres-ski number during an appearance on the Martha Stewart Show.

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Tina Fey and Andy Richter

Richter and Fey posed alongside actors Anita Gillette and Buck Henry in a holiday-themed episode of NBC's 30 Rock in 2009.

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Jessica Simpson

Christmas cowgirl? The star played reindeer games with this off-the-shoulder sweater in 2007.

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Rose McGowan

McGowan put her holiday pride on display in 2012 with the red and white reindeer sweater she wore in L.A.

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Michelle Williams

Vested Interest: the actress paired flannel with a snowflake vest in December 2008.

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Kristin Davis and Matthew Broderick

A-Moose-Ing! Broderick and Davis (with Allia Shawkwat and Dylan Blue) grinned and bared these sweatshirts in the film Deck the Halls.

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Sting

This really stings! The bearded musician wore a holiday cardigan with pinstripes at a TV appearance in London.

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Pixie Geldof

Off-season silliness: the British scenester sported this Christmas-tree piece in June 2008!

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America Ferrera

Fa la la agh! The TV star filmed a yuletide scene for Ugly Betty in 2008.