Holidaze

While kids are certainly trying to make their way onto Santa's nice list, plenty of parents -- including your favorite celebrities -- are being a little naughty by pranking their children into behaving well this holiday season.

We're, of course, referring to the annual Elf on a Shelf tradition ... where parents discreetly hide Santa's helper around the house in order to keep an eye on the kiddos -- and report back to the North Pole on who is being naughty or nice.

Now, if you aren't sold on the parenting hack, just know your favorites, like Jason Biggs and Zooey Deschanel, are going all out during the Christmas season with their Elf on a Shelf high-jinks.

Kyle Richards says she's planning to spend time with her family during the holidays ... and, that means her girls and estranged husband Mauricio Umansky, if he wants.

We caught up with the reality television star in Los Angeles Thursday ... and, with Christmas fast approaching, we had to ask her all about her holiday plans -- including whether those plans include her real estate mogul ex.

Richards says she's going to Aspen to spend time with her family -- her four daughters -- who she calls her home ... and, that won't change just 'cause MU's in Aspen.

It's Christmas time, but make it "Kristmas! The Kardashian-Jenner crew never back down from a photo-op, especially when it comes to XMAS! Gather round for nostalgic throwback pics of Hollywood's hottest fam ... they sure have aged well!

TMZ did some digging and unwrapped some gems from back in the day -- Kris, Kourtney, Kim, Khloe, Rob, Kendall and Kylie -- all showin' out in their festive 'fits!

Check out the hefty amount of stockings in this photo of Kendall and Kylie -- both sisters nailing their adorable poses in matching red zip-ups in front of the fireplace!

Here's a sweet snap of Rob and Khloe on Christmas morning, in matching pajamas and smiling with glee after opening their gifts.

Seeing double? Don’t worry, it’s not your eyes playing tricks -- it's National Twin Day, and we’re doubling your delight with a roundup of celebs rocking twinning looks!

From Nicole Scherzinger and Flula to Lily Collins and Charlie McDowell, these stars are serving double the trouble! Check out our celebrity twinning gallery and see who’s nailing the copy-paste vibe.

The Apple doesn’t fall far from the tree ... with Gwyneth Paltrow and her daughter twinning in chic boho farmer vibes.

Hollywood homes are ready for the holidays ... and their famous residents are getting in the spirit, with some festive lights and decorations.

Jamie Foxx is lighting up the night with a bright and colorful Christmas light display at his massive estate ... with even some of the biggest trees on the property covered in lights.

Kris Jenner and Khloe Kardashian have houses right next door to one another ... and it looks like mother and daughter are coordinating their Christmas lights ... and outshining the neighbors.

Hollywood is wishing you a Merry Grinchmas, fully decked out in "The Grinch" attire!

From the furry crooked fingers to the green snub nose  ... these celebrity Grinches may look grumpy, but they sure are delighted with your presence presents!

Nailing the Christmas classic, stars like Glen Powell went full out and accessorized with his dog as "Max" ... and Khloe Kardashian successfully walked away with Kris Jenner's pricy Birkin bag and Kendall Jenner's 818 Tequila!

Inside this sparkly gift box is a blonde beauty from British Columbia, Canada! Before Kiernan Shipka and Jamie Lee Curtis beat you to the punch, do you think you've got what it takes to guess who this showgirl is?

She once walked out as sexy Santa on Jay Leno's show back in 2005, but that's not the only time she's shown off her rockin' bod ... You may recall back in 1990 when she was the Playboy Playmate of the Month.

Lamar Odom's certainly no Grinch ... 'cause he handed out toys to thousands of kids Saturday -- though the notorious Christmas villain did make an appearance.

The former basketball star cohosted a toy drive with Steve Pazmany -- star of "Fully Torqued" on History Channel -- with the help of LAPD Devonshire PALS Center, an org that helps fund after-school programs for kids.

After taking a pic with Pazmany and the Grinch, Lamar walked around the giant warehouse full of toys ... and, check it out 'cause it look like they've got enough to fill Santa's sleigh a few times over.

The holiday cheer and fun times are here, and the stars are hittin' the lights and rolling in the festive vibes! It's the most magical time of year ... 'Gather round with the famous faces of Hollywood!

Greeting the season in full swing, celebs like Reese Wreath Witherspoon posed with glee and excitement, while Xmas fanatics and besties Kris Jenner, Kathy Hilton and Faye Resnick played nice in holiday jammies.

Getting into the holiday spirit, leave it up to Billie Eilish to snap a shameless selfie rockin' a Christmas tee!

Sydney Sweeney can do no wrong posing in front of holiday lights, while giving her millions of social media followers a prime kissy face to brighten up their feeds ...

And, will "Dancing With The Stars" duo Sasha Farber and Jenn Tran be kissing under the mistletoe?!

Mrs. Claus aka Amanda Holden has swooped down the chimney and let's just say she's one hot baddie🧑‍🎄! Yes, she judges future stars on "Britain's Got Talent", but now it's on you to make the judgment call on this hot celeb and find the switch-ups!

Holden recently hit up the Heart Breakfast 'Switching on Christmas' photocall in London, England and showed out in a short n' fluffy dress, cape and hat. Before you take a good look at the sneaky changes, you better watch out and buckle up!

Feeling crumby? Take a bite out of these tasty gingerbread houses, crafted up by the stars! Andy Cohen, Charli D'Amelio and more are gettin' in on the fun! Rise and shine, it’s gingerbread time ... Check out our gallery to see these famous sweet treats!

TikTok’s fate might be up in the air ... but stars Benji Krol and Nic Kaufmann are keeping the content coming, growing their fanbase one snap and vid at a time.

Best buddies Benji, with 34.4 million followers, and Nic, who boasts 19.2 million followers, are currently on a ski trip to Austria, delighting their fans with snowy content from the adventure.

Nic’s definitely not shy -- just check out this shirtless sauna pic turning up the heat and steaming up everyone’s feed!

Model Lindsey Pelas will have you howling over her latest photoshoot ... posing in a number of racy ensembles with some puppy plus-ones.

Check it out ... the blonde beauty, known for posing in a variety of spicy publications -- including Playboy, Maxim, GQ, and Sports Illustrated -- left very little to the imagination as she donned skin-showing lingerie and other sexy ensembles for a new puppy calendar.

In fact, Lindsey showed off her curves in everything from a black bodysuit, to a pale pink bra and panty combo, to a white crop top -- with a noticeable amount of underboob.

Diddy will be getting his freak on over Christmas -- but it's not what you think -- his federal jail is giving him several options to play sports and games ... with a special holiday spread.

Our sources in the federal government tell us inmates at MDC Brooklyn -- where Diddy is being held as he awaits trial in his sex trafficking case -- will be able to participate in some friendly competition on Christmas Day ... including card games and dominos.

In addition to a Spades tournament and a dominos competition, Diddy and his fellow inmates will also be able to take part in a 3-on-3 basketball tourney ... and a soccer competition.

Najee Harris seemingly had too much on his plate this Thanksgiving ... claiming the upset stomach he experienced during Sunday's game was the result of a delicious dish his teammate's girlfriend put together for dinner.

The Pittsburgh Steelers running back explained why he was sidelined early in the team's matchup against the Cincinnati Bengals ... and needless to say, he might have to reconsider his Turkey Day strategy moving forward.