Howie Mandel
Challah! The America's Got Talent judge got into the Hanukkah spirit.
Ice-T
"The holidays are all about sharing the love!!" the Law & Order: SVU star shared on Instagram. "That's why the ICE Family is rocking #MatchyMatchy holiday sweaters courtesy of @CesarCuisine."
Sean Lowe
"Merry Christmas from the Lowes!" the former Bachelor shared on Instagram while posing in a Tipsy Elves sweater.
Ruby Rose
"Merry Christmas everyone!" the actress and DJ wrote on Instagram while wearing a Tipsy Elves sweater. "Keep your loved ones close and eat like there is no tomorrow."
Patrick Schwarzenegger
After attending the Los Angeles Lakers Christmas game with his brother, the actor showed off his game-day attire.
Michael Strahan
Game over! It's safe to say the athlete won Good Morning America's Ugly Holiday Sweater showdown.
Kevin Hart
"I think it's fair to say that I'm in the CHRISTMAS SPIRIT," the actor and comedian wrote on Instagram. "Help me support the 'Make A Wish Foundation' by buying a 'Say It With Your Chest' ugly sweatshirt."
tWitch
The So You Think You Can Dance star got in the spirit with a sweater from Tipsy Elves while backstage with Allison Holker.
Raven-Symoné & Candace Cameron Bure
The View co-hosts made a fashion statement with their unique holiday looks from Tipsy Elves.
Giuliana Rancic
The Fashion Police co-host opted for a Reindeer Ugly Christmas Sweater from Kohl's.
Demi Lovato
We're about to have a "Heart Attack" over this outfit as the singer performed at Y100's Jingle Ball in Sunrise, Fla.
Hoda Kotb & Jenna Bush Hager
Forget about booze! The co-hosts were all about Tipsy Elves ugly sweaters during the fourth hour of Today.
Donald Faison
"Thanks @MillerLite for sending the perfect 'ugly' sweater just in time for the holidays! #ItsMillerTime," the Scrubs alum wrote.
Ramona Singer
Forget about turtle time! It's all about ugly sweaters for the Real Housewives of New York City star.
LeAnn Rimes & Eddie Cibrian
"Yep, we went out to dinner like this tonight," the couple wrote on Instagram in 2015. "#uglychristmassweater Tis' the season... #todayischristmas."
Meghan Trainor
Lights, camera, sweaters! The "Lips Are Movin'" singer got in the spirit at the 2015 102.7 KIISFM's Jingle Ball.
Sam Smith, Niall Horan, Demi Lovato & Olly Murs
"Check out this tasty #festive4way," the X-Factor U.K. alum wrote back in 2014.
Joy Behar
We think we just found the winner of The View's best sweater costume.
NEXT GALLERY: Stars Celebrate Christmas