Holidaze

These spooky stars decked out in Halloween costumes with their entire household, and it's a family affair! Why go to the club for Halloween when you can walk the neighborhood with Hollywood's cutest crews!

It was a Mario Bro's party with Jersey Shore's Deena Nicole who brought the pink with her finest Princess Peach costume, while her hubby and kids dressed as Luigi, Super Mario and Wario.

Tia Mowry snapped a spooky selfie before taking her and her kiddos on an alien adventure, while twin sister Tamera Mowry and her fam were feelin' "The Addams Family!"

Bill Belichick has himself a catch in Jordon Hudson, literally ... 'cause the immortal head coach and his 24-year-old girlfriend debuted a couples-themed costume this Halloween!

Jordon and Bill posed for a few sandy snaps in the Atlantic -- with BB dressed up as a fisherman, and Hudson as a mermaid.

BB and JH are both sporting huge smiles ... and it's crystal clear they're enjoying the spooky day together!

Hailey Bieber and Kendall Jenner are trading in Hollywood for "The Simple Life" ... or, at least, they are for Halloween.

The supermodel and the Rhode Skin founder channeled Paris Hilton and Nicole Richie from their 'Simple Life' days for Halloween ... going so far as to recreate one of the show's most iconic scenes.

Check it out ... Justin Bieber's wife is dressed as Nicole, wearing denim overalls and a pink bra while holding a pitchfork. Next to her, Kendall sports a little denim skirt and halter top while holding a puppy ... bringing to life the reality show's famous poster.

Kylie Jenner's bringing all the Demi Moore vibes this Halloween, totally nailing one of the star’s most iconic photo shoots.

Take a look -- Kylie went all in, recreating Demi's legendary "Striptease" pose from '96, with one leg crossed to cover herself, serving major sultriness right at the camera.

Kylie's giving full-on throwback -- windswept brunette locks, smoldering stare, every bit the spitting image of Demi's iconic look.

Celebs definitely threw some money at their Halloween costumes this year, and to avoid the paparazzi and camera craze ... stars hired their own crews to hard-launch their spooky looks ... and it's all for the 'Gram!

Full-on photo shoots went down for Christina Aguilera, who slayed as Stoker's 'Dracula,' while Keke Palmer stepped up to the throne with her son as Cersei Lannister from "Game of Thrones."

"Beetlejuice" was a fave among stars like Vanessa Bryant and James Charles ... both giving their own renditions and killin' it in the makeup department.

Lizzo crushed the Halloween game this year -- leveling up with several costumes such as a mighty mash-up of Edward Scissorhands and SZA, AKA "Edward SZA Hands."

The singer also painted her entire bod bright red and donned a voluptuous "hunny bunny" body suit corset. She topped off the look with a long blue wig.

She swiped this "Face Card" credit card costume on her social media ... A shoutout to Beyoncé's "Heated" from Bey's 2022 Renaissance album. The Yitty shapewear owner rounded out the costume with a black jumpsuit and held on tightly to some Chanel shopping bags.

Paris Hilton's giving fans a sign ... posting pics of herself on Instagram dressed as her close pal Britney Spears -- holding a diary that reads "Bad Bitch" across the cover.

The reality TV star shared several photos of her "...Baby One More Time" inspired outfit ... gray sweater and matching mini-skirt, and a white button-down shirt tied at the bottom to show off her tanned, toned stomach.

Check out the photos ... Paris is putting some cleavage on display -- posing with several sultry looks while leaning back on bright pink lockers. Brit's music vid is a bit more gray than Paris' interpretation, but ya know Hilton had to include her signature color for her shoot.

The celebs are going all out for their Halloween 'fits, and we're rounding up the best costumes from this year's spooky season! Hope your trick-or-treat buckets and bags are empty, 'cuz we're about to fill you up with some Halloween goodies!

No question Tyga had a pro team help pull off his "Tales from the Crypt" look, but he absolutely crushed it, while Alix Earle fully committed to her Cheshire Cat transformation -- posing on a magic shroom 🍄!

The Chainsmokers, Andrew Taggart and Alex Pall, cooked up a spot-on rendition as Remy Ratatouille and Linguini ...

Step aside Sabrina Carpenter and Jenna Ortega, because Madi Monroe and Avani Gregg nailed Sabrina's "Taste" music video impersonation.

And once and for all, click your heels 3 times for Olivia Culpo and Christian McCaffrey's "The Wizard of Oz" costumes!

Spooky season is going out with a bang at the TMZ office ... and our staff is pulling out all the stops for Halloween, with costumes from the biggest moments of the year in pop culture ... and some classics too.

Harvey's setting the tone as Lana Del Rey's alligator tour guide husband Jeremy Dufrene ... and we've also got a fun spin on Justin Timberlake's DWI arrest.

Post Malone's getting a shout-out ... and we've got his favorite NFL team covered, with a trio of Dallas Cowboys cheerleaders.

Before they were superstars, these adorable kiddos loved dressing up for Halloween, but can you tell who these celebs are -- back before they were in front of the flashing lights?

Demi Lovato, Kendall and Kylie Jenner and Ethan Slater are just a few of the lil' tykes who sported a cute costume back in the day -- but good luck guessing which one is them!

This actress is known for her thrilling work in horror movies ... some may even deem her as the ultimate "scream queen!" But is this witchy gal who you think it is?

Even as a dressed-up princess, this singer couldn't "ignore the crazy visions of her living in LA" one day ... Can you guess who she is?

President Joe Biden had some light-hearted fun when he playfully pretended to chomp on a baby dressed as a chicken during a Halloween celebration ... leading some on social media to fly off the rails.

Here’s the deal … the White House hosted a fun little bash on Wednesday with several kiddos sporting their adorable costumes, with one in particular … a baby dressed as a chicken carried to Biden by mom.

With a smile on his face, Biden pretended to take a little nibble ... and, the baby giggled but a snapshot of the moment made it look far more intense … and, that quickly spread on social media like wildfire.

The Menendez brothers are on a roll lately with a possible chance at future freedom -- and TMZ has the low-down on what could be their final Halloween in the slammer.

A source within the California Department of Corrections tells TMZ ... Erik and Lyle are all set for a Halloween movie night in the clink, where they’ll likely be cozying up to the OG 1990 version of Stephen King's "IT."

We're told the bros and their cell block buddies at the Richard J. Donovan Correctional Facility in San Diego are whipping up a classic prison treat for the occasion -- "candy salad," which is basically a mixed bag of every candy available in the commissary thrown into one giant bowl.

Celeb pet-parents can't hog all the fame, likes and candy; especially when their furry kids in Halloween costumes are just so cute and dandy! Today's spotlight is on the animals, so grab your treats; these four-legged stars have earned 'em!

Ready and "Hot To Go", Antoni Porowski dressed his fur-baby as Chappel Roan, while Ariel Winter managed to costume all her precious pups, and guess which celeb turned their lil' bulldog into a chili-dog?!

Kylie Jenner's Halloween costume is out of this world ... 'cause she posed for a hot photo shoot as '60s sci-fi legend "Barbarella"!!!

The model/mogul posted several pics of her as the vintage character on her Instagram Wednesday morning ... first posing in a silver top with a white silk skirt -- and baring her toned stomach as she looks off into the distance.

Another shot captures the youngest KarJenner sister in a strawberry-blonde wig -- blaster in hand, elbow resting on a stocking-covered leg.

Greg Nicotero, one of the masters of Hollywood's goriest special effects makeup, is spilling his top tricks to get you ready for Halloween -- using stuff from your own home!

TMZ caught up with Greg at LAX and grilled him about how to nail the full zombie look from his iconic work on "The Walking Dead" -- and he revealed latex is your best friend for achieving that perfect shriveled appearance.

Greg shared some seriously creative tips that we never even thought of ... including one food staple you can use to go all-out with your zombie face makeup.

Halle Berry films were top of mind for Coi Leray, Halle Bailey and Tyla this Halloween -- they all reimagined the Oscar winner in completely different costumes!!!

On Wednesday, all 3 superstar artists released their Halloween photoshoots at noon EDT sharp ... though it doesn't look to be a coordinated effort -- more like a coincidence.

Coi morphed into Halle's cult-classic "Catwoman" -- perfect stitching, cowling poses and all!!!