Plenty of stars showed off epic costumes this Halloween.
Mariah Carey delighted her fans with a Jessica Rabbit-inspired costume. She shared photos of her look on Instagram with the caption, "Happy Halloween! 🎃 #notyet," referencing her annual viral moment ringing in the subsequent holiday season.
Paris Hilton and Jessica Alba were were among the many who wore Britney Spears costumes, with both drawing inspiration from outfits Spears wore in her famous "Toxic" music video. Others also showed off looks inspired by famous styles Spears has worn over the years.
Many stars opted for costumes inspired by characters from classic films like "Happy Gilmore," "Grease" and more.
Check out a roundup of some standout celeb costumes below.
Taylor Lautner and Tay Lautner as Timothée Chalamet and Pete Davidson from a 2020 "SNL" sketch
Alix Earle as Jadis the White Witch from "The Chronicles of Narnia"
Rachel Zegler as Daphne from "Scooby-Doo"
Emma Kenney
Becky G in a "Corpse Bride" look
Camila Cabello as Mia Thermopolis from "The Princess Diaries"
Keegan-Michael Key and Elle Key
Mariah Carey as Jessica Rabbit
Zoë Kravitz and Channing Tatum as Rosemary Woodhouse and her baby in "Rosemary's Baby"
The Irwin family
Victoria Monét
Austin Butler and Kaia Gerber as Andy Warhol and Edie Sedgwick
Justin Bieber as a scuba diver and Presley Gerber in a "Fear and Loathing in Las Vegas" costume
Chloe Bailey as Catwoman
Ice Spice as Betty Boop
Cindy Crawford and Rande Gerber in "Grease" costumes
Editor’s Picks
Jessica Alba as Britney Spears
Jordan Roth in a costume he described as "The Queen of Snow White & the 7 Circles of Hell"
Paris Hilton as Britney Spears
Paris Jackson as Old Gregg from "The Mighty Boosh"
Kelly Ripa and Mark Consuelos in Día de los Muertos (Day of the Dead) looks
Glen Powell and Chord Overstreet in "Talladega Nights: The Ballad of Ricky Bobby" costumes and Wells Adams and Sarah Hyland in 'Happy Gilmore' costumes
Megan Fox and Machine Gun Kelly in "Kill Bill" costumes
Padma Lakshmi in a look she described as "Little Red Riding Wolf"
Kate Beckinsale in a "Barbarella" costume
Paris Hilton as Katy Perry
Jodie Turner-Smith
Halsey in a siren look
Shaun White and Nina Dobrev as Slash and Axl Rose, and Miles Teller and Keleigh Teller
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