All of the Photos of Your Favorite Celebs Being the Most Extra This Holiday Season

The makeup mogul cozied up to her BFFs — including Sofia Richie, Victoria Villarroel, Stassie Karanikolaou and Yris Palmer — in matching red onesies with white trim and festive socks.

It's lit! The Queen of Pop and her longtime love struck a sweet pose while rockin' around their extravagant Christmas tree.

Hudson sparkled in a couture Christmas tree gown as she belted out some classic carols at her Starbucks Christmas karaoke party.

The singer wrote a hilarious Christmas parody song for his Instagram Live show, Current Mood, about "the trustiest of companions while staying at someone else’s house for the holidays" — a "CVS Bag." Tune in to hear the instant holiday classic.

The "Someone Like You" singer was joined by some special guests at her holiday party — including The Grinch and Santa Claus himself!

Would you expect Céline Dion to pose any other way with her Christmas décor?

Kourtney Kardashian's youngest son is clearly feeling the Christmas spirit.

Nothing puts you into a celebratory mood more than the former Glee star singing Christmas carols.

This "California Girl" got frosty when she did some sledding in a furry, all-white Christmas outfit while delivering smiles with Amazon in L.A. And don't forget the bow on top!

Hark, the herald Mariah sings! Carey is the Queen of Christmas, and she's singing us into the holiday season with her — now 25-year-old — hit, "All I Want For Christmas Is You!"

Carey also celebrated by lighting the top of the Empire State Building for the anniversary of the Christmas hit.

The Morning Show actress picked out her tree in an adorable matching hat and sweater.

The holidays are even more special when you spend them in the most magical place on Earth, a.k.a. Disneyland.

Swift celebrated her 30th birthday and the holidays with a Christmas-themed party!

The Fine Line singer walked in a winter wonderland to hang out with Ellen DeGeneres.

Nothing like trimming the Christmas tree (in a red dress, no less) to get you into the spirit!

The pregnant actress is celebrating the season (and her 44th birthday) by bumpin' along by the Christmas tree.

There can only be one star at the top of the Christmas tree, and that is Victoria Beckham, a.k.a. Posh Spice.

The mom of two artfully arranged her Elves on the Shelf (Shelves?) next to a banana taped to the wall, poking fun at this year's Art Basel banana incident.

The newly engaged couple skated at the Rink at Winter Village at N.Y.C.'s Bryant Park to celebrate Red Bull Winter Edition Plum Twist.

The Fuller House gals celebrated together, proving that their television family is just as adorable IRL.

Look out, Mariah! The Fuller House star and Hallmark Christmas movie alumna is coming for the Queen of Christmas title.

The Willis sisters are ready for Christmas!

Turns out they're not just #RelationshipGoals, they're also #HolidayGoals, too!

The youngest of the Kardashian-Jenner clan showed off her Christmas tree while dressed to the nines!

And a Patridge in a pear tree! The Hills star embraced her holiday spirit with a tinsel boa at the Neutrogena Winter Soiree Party in Hollywood.

The Today show host had two Christmas tree lightings with her children, Hope Catherine and Haley Joy, and fiancé, Joel Schiffman.

The former Jersey Shore star went all out with her decorations this year.

The Duchess of Cambridge was all smiles as she took part in Christmas activities at Peterley Manor Farm as a part of her work with Family Action.

Cyrus caught producer Mark Ronson in a mistletoe trap, because no one is safe from the demands of "Christmas content."

Lizzo has been looking good as hell in a parade of seasonal costumes for her Jingle Ball tour run.

Some ornaments were harmed in the making of this strangely hypnotic video.

Let the search for the biggest tree to 'gram begin/continue.

Jenner was ready to break out the decorations the second we hit December. Naturally, this included putting up a pink Lip Kit tree in the Kylie Cosmetics office.

The singer's new video for "Cozy Little Christmas" is exploding with the festive spirit, and comes complete with tributes to some of your favorite stop-motion animation characters and the shirtless Santa no one asked for.

That's an elf with attitude.

The couple gathered around Christmas trees at Disneyland even before Thanksgiving.

Like most of our feline friends, Chenoweth knows empty shopping bags are way more fun than whatever luxury trinkets they carried.

The best types of friends are always ready to heed your call to decorate ornaments/bake cookies/build a snowman.

Who says you have to put on a cheery face while showing off holiday glam?

Christmas doesn't officially hit the Kardashian-Jenner homes until the matriarch's elaborate, personalized gingerbread houses arrive. Here, Kim gives us a glimpse of the confection currently gracing the West abode.

Mongeau promoted her upcoming New York City holiday variety show with a lingerie photo shoot featuring lights wrapped around her body. Is there any other way?

Take it from the Schitt's Creek star, you can never have too many Christmas tree selfies. "Felt cute. Got drunk with my mum, had a desperate need to showcase our glorious Christmas tree and took upwards of 20 photos all very similar to this. Might delete later," she joked.