Hollywood’s biggest stars got into the Halloween spirit!
Whether at a star-studded party or in the comfort of their own homes, celebrities went all-out in showing us their best disguises for the spooky holiday.
From Paris Hilton and Jessica Alba stepping into two of Britney Spears’ most iconic looks to Kourtney Kardashian paying homage to Kim's 2013 Met Gala bump-friendly look — see all of the best Halloween costumes of 2023.
For more great costumes, check out all of PEOPLE's 2023 Halloween coverage!
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Heidi Klum
At her annual Halloween bash at Marquee in N.Y.C., Heidi Klum stunned as a peaco*ck, with backup artists forming her feathers on the red carpet.
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Lil Nas X
The musician paid tribute to another great: the late Little Richard.
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Kim Kardashian
In the final hours of the holiday, Kim Kardashian posted her homage to Salma Hayek's character in From Dusk Till Dawn (and the actress approved!).
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Thomas Rhett
The singer, wife Lauren Akins and their four girls channeled everyone's favorite video game crew: the Super Mario Bros.!
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Maggie Sajak
Pat Sajak's daughter paid homage to her soon-to-retire dad with a Wheel of Fortune-inspired skirt.
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Jenna Bush Hager
New York City's famed Pizza Rat was among the cuteness in the Bush-Hager crew's costumes!
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The Elevator Boys
The bandmates — Bene Schulz,Jacob Rott, Julien Brown, Luis Freitag and Tim Schaecker — used their moment in the spotlight to promote positivity in partnership with HateAid at Klum's party.
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Ice Spice
Ice Spice dressed up as cartoon icon Betty Boop for her iHeart Powerhouse 105.1 performance on Halloween Weekend.
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Justin & Hailey Bieber
The Biebers arrived at Vas J. Morgan and Michael Braun's Halloween Party in costume as Flintstones characters. For her Pebbles-inspired ensemble, Hailey wore a bright red wig with a neon-colored top and skirt. Her hubby went shirtless and sported furry, animal-print fabric around his waist à la The Flintstones' Bamm-Bamm.
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Justin Bieber
The Biebers jumped — or should we say, dived — into many Halloween costumes this year. For the annual Casamigos Halloween Party in Beverly Hills on Oct. 27, Justin sported a snorkel mask and flippers paired with a floral shirt and pink shorts.
Demi Lovato
Demi Lovato made a royal appearance at Vas J. Morgan and Michael Braun's star-studded spooky celebration. The “Heart Attack” singer made for a perfect Snow White in a corseted blue and yellow dress.
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Camila Mendes & Rudy Mancuso
Camila Mendes got all dolled up in a sparkly Catwoman suit inspired by Julie Newmar's portrayal of the feline heroine. The Riverdale star was accompanied by her boyfriend, Rudy Mancuso, who rocked a leather jacket.
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Paris Hilton
Paris Hilton celebrated Halloween in pop star style! On night one of her Halloweekend, the new mom paid homage to her longtime friend Britney Spears, replicating the flight attendant look from her “Toxic” music video.
The following evening, Hilton swapped out the iconic blue Pan Am ensemble for an all red mushroom costume. The funky fungi look comes directly from an outfit Katy Perry wears during one part of her Las Vegas residency.
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Kelly Sawyer Patricof & Jessica Alba
Jessica Alba also channeled Britney Spears’ “Toxic” wardrobe at the Casamigos party. The Honey star boldly replicated the nude, sparkly bodysuit Spears wore in her music video. She completed the look with a bright blonde wig, silver stilettos and natural makeup.
Alba's pal Kelly Sawyer Patricofalso tapped Spears' video style, wearing the classic schoolgirl look from her video "...Baby One More Time."
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Halsey
In their sheer, ruched skirt and white bikini top, Halsey looked like an ethereal siren straight from the sea.
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Kendall Jenner
This year, the 818 Tequila founder masqueraded as Marilyn Monroe in a blonde wig, a simple black turtleneck and white pants. Jenner’s outfit was seemingly modeled after the Hollywood bombshell’s iconic 1953 Life magazine photo shoot.
The model gave her Instagram followers a look at the costume. “Happy birthday mister president,” Jenner captioned a carousel of solo shots, quoting Monroe’s legendary serenade of President John F. Kennedy.
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Channing Tatum & Zoë Kravitz
Channing Tatum and Zoë Kravitz went in a creepier direction with their couple’s costume at Kendall Jenner’s event: The duo became key characters from Roman Polanksi’s 1968 thriller Rosemary’s Baby. The Magic Mike star was the infant himself in a blue onesie and bonnet, while his girlfriend accessorized her nightgown with a knife in hand, à la Mia Farrow’s titular role.
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Billie Eilish
The “Happier Than Ever” singer wrangled up a cowgirl costume for Kendall Jenner’s Halloween party held at the Chateau Marmont. Eilish dressed in her wild western best, wearing a gingham top, a cowboy hat and a bold belt buckle. She even carried a faux shotgun and gun belt for extra fun.
At the event, Eilish posed with her friend Devon Lee Carlson, with whom she has a common ex in Jesse Rutherford. Last year, when the singer was still dating Rutherford, they poked fun at their age gap by dressing as a baby and an old man for Halloween.
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Natalia Bryant
The late Kobe Bryant’s eldest daughter, Natalia, was graceful in a white ballerina costume that looked straight out of Black Swan. She wore the tutu and headpiece to Kendall Jenner’s West Hollywood bash.
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Charli D'Amelio & Landon Barker
Charli D’Amelio and Landon Barker leaned into their romance as Romeo and Juliet from Baz Luhrmann's 1996 film. The TikTok sensation wore angel wings while her boyfriend was a true knight in shining armor.
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Megan Fox & Machine Gun Kelly
On Friday, Machine Gun Kelly and Megan Fox made a haunting appearance in Beverly Hills for the Casamigos Halloween Party. The pair dressed as characters from Quentin Taratino’s 2003 classic Kill Bill: Volume 1. The Transformers star donned a schoolgirl ensemble and black wig to be fictional assassin Gogo Yubari, and the rocker wore a yellow jumpsuit like Uma Thurman’s character in the film.
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Patrick Schwarzenegger
Patrick Schwarzenegger brought the bling to Chateau Marmont as Elvis Presley. He rocked a bedazzled eagle on his white suit.
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Kelly Ripa & Mark Consuelos
The Live! with Kelly and Mark co-hosts wore elaborate face paint and festive clothes for their matching Día de Muertos costumes at Bette Midler’s annual Hulaween Gala. Ripa wore a rosy headpiece above her blonde locks, which she braided with ribbons, while her husband suited up in a gold-embellished blazer.
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Chloe Bailey
The singer looked sleek as ever at Bette Midler’s Hulaween event, where she wore a body-hugging latex Catwoman costume. Bailey shared some closer looks at her superhero style on Instagram, writing, “i’m dangerous baby 🐈⬛🐾.”
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Padma Lakshmi
The former Top Chef host perfectly fit this year’s Hulaween theme, Once Upon a Hulaween: Scarytales & Deadtime Stories. Lakshmi’s costume simultaneously captured Little Red Riding Hood’s crimson cape style and that of the Big Bad Wolf, with fuzzy ears and face makeup.
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Awkwafina
Lakshmi’s mini-me Krishna came along as well, wearing a goth-style gingham getup. The mother-daughter duo was joined by Awkwafina, who turned up in a flame-patterned t-shirt and sunglasses as Guy Fieri.
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Dylan Mulvaney
The viral TikTok star wore a cropped version of Snow White’s classic gown. Mulvaney swapped the draping skirt for a mini tutu and replaced the Disney princess’ capped sleeves with spaghetti straps.
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Chrishell Stause, Emma Hernan & Chelsea Lazkani
The Selling Sunset stars donned some sultry, NSFW looks at the annual Casamigos costume event. The realtors each wore a set of lingerie and carried a signin reference to the infamous game that inspired their costume trio.
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Cindy Crawford & Rande Gerber
For Rande Gerber and Cindy Crawford’s annual Casamigos Halloween Party in Beverly Hills, the power couple dressed as Danny Zuko and Sandy Olsson from the 1978 iconic film, Grease.
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Austin Butler & Kaia Gerber
The superstar couple showed up for Gerber’s parents' Casamigos party dressed as '60s icons Andy Warhol and Edie Sedgwick. The pair both opted for wigs to pull off Warhol and Sedgwick’s signature looks, with Butler wearing a black leather jacket atop his black turtleneck and Gerber in a seemingly faux-fur jacket.
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Jodie Turner-Smith & Nancy Gomez
As another guest at the star-studded Casamigos party, Jodie Turner-Smith dressed as school girl complete with braided pigtails, a black and white plaid skirt and a cropped blazer. Turner-Smith posed alongside actress Nancy Gomez who was dressed as a nun splattered in blood.
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Jenna Dewan & Steve Kazee
Jenna Dewan and Steve Kazee took a page from one of Tim Burton’s classic films for their look this year. The couple dressed up as Edward Scissorhands and Kim from the 1990 flick.
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Victoria Justice
Victoria Justice is another star who chose to portray a legendary entertainer with her Halloween look this year. The Victorious alumna opted for a look inspired by Cher’s “Turn Back Time” music video, she noted on Instagram. The ensemble included a curly wig, sailor’s hat and a leather jacket.
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Kelsea Ballerini
While stepping into hostess mode at a Halloween bash with The Original Donut Shop in New York City, Kelsea Ballerini rocked a hot pink cowgirl Barbie costume inspired by Margot Robbie’s look in the film.
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Kourtney Kardashian
When searching for a baby bump-friendly Halloween costume this year, Kourtney Kardashian looked no further than her own family. The Lemme founder — who is expecting her fourth child — stepped into sister Kim Kardashian’s 2013 Met Gala look, which she wore while pregnant with North West.
Kourtney shared a series of photos to Instagram wearing the full-length floral gown — with her hair and makeup styled to emulate her little sister’s — along with the caption “Freaky Friday.”
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Keke Palmer
For Keke Palmer’s first Halloween as a mom, it’s no surprise she incorporated eight-month-oldLeodis “Leo” Andrellton into her look. In photos shared on Instagram, the Big Boss star is seen dressed as the Bride of Frankenstein while her son stands over her dressed as scientist Henry Frankenstein. "He gave me LIFE," she wrote in the caption, referencing the roles from the classic monster movie.
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North West
Kim Kardashian and Kanye West’s eldest daughter North West pulled inspiration from her dad when choosing her Halloween costume this year. In videos shared to the TikTok account the 10-year-old shares with her mom, North is seen dressed as Kanye’s “Dropout Bear” mascot, wearing the exact costume seen on the cover of the rapper’s 2007 album, Graduation.
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Sarah Hyland & Wells Adams
At the Casamigos party, Sarah Hyland and Wells Adams posed for a fun photo, with the Bachelorette alum sporting a Boston hockey jersey while the Modern Family actress wore a blonde wig and sweater vest.
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Kim Petras
While taking the stage during her Feed the Beast tour on Oct. 29, Kim Petras slipped into a pink costume — head piece included — to get into the holiday spirit.
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Reneé Rapp
Reneé Rapp, — who has an upcoming performance on Halloween in Brooklyn — dressed as Pamela Anderson this year, pulling inspiration from Anderson's 1999 VMAs look.
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Zoe Lister-Jones & Florence Pugh
In this silly selfie shared to Zoe Lister-Jones' Instagram Story, the actress is seen dressed as rooster alongside Florence Pugh who had transformed into Guy Fieri.
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The Ladies of 'Riverdale'
Riverdale's Camila Mendes, Madelaine Petsch and Lili Reinhart had a triple date at Vas J Morgan and Michael Braun's Halloween party with boyfriends Rudy Mancuso, Jack Martin and Anthony Li.
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Madison Beer
Madison Beer stopped by David Dobrik's Halloween party in L.A. on Oct. 27, wearing this corsetted top paired with a headband and mittens.
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Megan Thee Stallion
Megan Thee Stallion went whimsical this year dressing as one of the flowers from Tim Burton's Alice in Wonderland. "HOTTIEWEEN TIM BURTON THEMED," the rapper captioned a series of photos shared to Instagram, which showed her in a pink flower headpiece and green jumpsuit.
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Edward Norton & Shauna Robertson
Edward Norton and his wife Shauna Robertson channeled VictoriaandDavid Beckham for the Casamigos party. The Asteroid Citystarwore a red Manchester United jersey and a sleeve of tattoos, while Robertson sported a little black dress and a black wig styled into a bob.