Hailey Bieber, Gigi Hadid, and More Models Who Go All Out For Halloween

Kendall Jenner, along with her sister Kylie, dressed up as sugar and spice with Kendall in a white lace-up bodysuit and Kylie in a black, skull-print corset.

Kendall Jenner portrayed Marilyn Monroe in a simple yet stunning costume: an Intimissimi black turtleneck and platinum-blonde curls.

Aoki Simmons and Natalia Bryant chose ethereal "Black Swan" costumes for Halloween in 2023. Simmons dressed as the black swan while Bryant recreate the white swan's look.

Stella Maxwell went as a zombie cheerleader, posing next to Andreja Pejic in strappy purple lingerie.

Gigi Hadid was Malibu Barbie in high-waisted hot-pink leggings and a striped sports bra back in 2013.

Martha Hunt used every girl's must have — a white tee — to channel Angelina Jolie's infamous Lisa in 1999's "Girl, Interrupted."

Taylor Hill went as a glowing Cleopatra with a blunt bob and all the accessories.

Devon Windsor joined Rachel Hilbert and Georgia Fowler as a fembot from "Austin Powers."

Devon Windsor went as a black swan, with feathered wings and a glittery face mask.

Karlie Kloss shared a #TBT of her '50s waitress look, writing, "Talk about a #tbt . . . This oldie but goodie is from my second grade Halloween parade circa 2000. I superglued my donuts and coffee cups to my tray so they didn't fall off. I would never make it as a waitress, I am the biggest klutz of all time."

Taylor Hill also worked wonders with this pale-faced beauty look, making for a very believable vampire.

Devon Windsor proved pink hair is model chic when she showed up in a police costume topped with a glitzy bob.

Devon Windsor dressed up as Elvira Hancock from "Scarface" in a teal silk dress, glamorous drop earrings, and a minaudière.

Flashback to when Ashley Graham tied a bow in her hair and wore her mom's cheerleader varsity jacket when she was 12.

Andreja Pejic dressed up as Catwoman wearing a formfitting latex jumpsuit with belt buckles across the midriff.

Stella Maxwell dressed up as a dominatrix in a latex minidress.

Kendall Jenner threw on a mask and decided to be a Batman bunny in 2015.

Martha Hunt wore a silk slip dress and blond wig to channel Michelle Pfeiffer's iconic "Scarface" character.

Martha Hunt hung out with Taylor Swift while dressed as Marcia Brady from "The Brady Bunch."

Taylor Hill posed as a devil wearing a red spandex one-piece with matching knee-high boots.

Kaia Gerber and her family dressed up as punks in 2016.

Sara Sampaio went all out with prosthetics, a knitted sweater, overalls, and a cane to transform into a grandfather.

Winnie Harlow went out on Halloween as Cheerleader Barbie, though she did acknowledge that she kind of looked like Lola Bunny.

Hanne Gaby Odiele dressed up as Lindsay Lohan partying the night away in Greece in a similar metallic maxi dress.

Anok Yai strutted her stuff as Marvel superhero Storm in this white cutout bodysuit with beads and embellishments.