Kim Kardashian dressed as an “Albino Alligator”. Picture: Instagram

The billionaire reality star documented her preparation on social media. Picture: Instagram

Kylie Jenner has embodied Demi Moore’s iconic role in the film Striptease for Halloween. Picture: kyliejenner/Instagram

Jenner also re-enacted one of Moore’s scenes from the 1996 movie. Picture: Instagram

Paris Hilton dresses as Britney Spears from her Baby One More Time music video. Picture: parishilton/Instagram

Hilton also shared an Uma Thurman-inspired photo from Pulp Fiction. Picture: parishilton/Instagram

Actress Halle Bailey, not to be confused with fellow screen star Halle Berry. Picture: hallebailey/Instagram

Some more wholesome vibes - Ed Sheeran dresses as a meme of himself. Picture: teddysphotos/Instagram

Christina Aguilera as a vampire. Picture: xtina/Instagram

It’s hard to believe, but singer and actress Janelle Monae pulled off this elaborate look for an appearance on ‘The Jennifer Hudson Show’ in the US. Picture: janellemonae/Instagram

Monae’s in there somewhere. Picture: janellemonae/Instagram

‘E.T.’ served numerous looks. Picture: janellemonae/Instagram

Monae shows how she fits into the elaborate costume. Picture: janellemonae/Instagram

‘Chicken Shop Date’ host Amelia Dimoldenberg went all out as Roz from ‘Monsters Inc’. Picture: ameliadimoldenberg/Instagram

Always committed to the bit. Picture: ameliadimoldenberg/Instagram

Kylie Jenner as Barbarella. Picture: kyliejenner/Instagram

Kylie Jenner as Barbarella. Picture: kyliejenner/Instagram

Megan Thee Stallion as comic book character Starfire. Picture: theestallion/Instagram

Halle Berry dressed as a witch alongside her cat Coco. Picture: halleberry/Instagram

Selena Gomez and Benny Blanco as Alice in Wonderland and the Mad Hatter. Picture: selenagomez/Instagram

Ice Spice dressed up as Leeloo Dallas from ‘The Fifth Element’. Picture: icespice/Instagram

Anne Hathaway captioned her Halloween look on Instagram as “Boo York City”. Picture: annehathaway/Instagram

Kacey Musgraves as a elfin fairy. Picture: spaceykacey/Instagram

Jack Whitehall as Raygun for Halloween. Picture: jackwhitehall/Instagram

Jack gives the world famous kangaroo hop. Picture: jackwhitehall/Instagram

Sasha Obama, the daughter of former US President Barack Obama, went to an LA party dressed as a snake charmer. Picture: Backgrid

‘Drag Race’ star Trixie Mattel as Daphne from Scooby Doo. Picture: trixiemattel/Instagram

Director M. Night Shyamalan went as the Joker Nurse to his own Halloween party “Shyamaween” in Philadelphia. Picture: Splash/Backgrid

Sophie Turner in black latex as Trinity from Matrix. Picture: sophiet/Instagram

Australian drag queen and tv personality Courtney Act dressed up as AFL player Bailey Smith for Halloween. Picture: Instagram

Ava Max as Alice in Wonderland. Picture: avamax/Instagram

Amber Rose at the Unruly Halloween Party in Hollywood. Picture: Star Influx LA/Backgrid

Nicola Peltz Beckham as a Playboy bunny. Picture: nicolapeltzbeckham/Instagram