Hollywood simply can't get enough of Halloween.

Kim Kardashian has already made a splash with her dead-on Cher costume, but she is hardly alone when it comes to embracing the spookiest holiday of they year.

Get a load at some of the more memorable costumes your favorite stars have worn this year.

Cindy Crawford and hubby Rande Gerber jumped in the time machine with their salute to the '70s.

Demi Lovato paid homage to late Latina star Selena.

You'll do a double take when you see Jay Z as Notorious B.I.G.

Kristen Bell earned big parent points when she really went against type by being -- wait for it -- Elsa from Frozen.

Beyonce was Lil' Kim.

Kendrick Lamar doesn't really need an introduction.

Jessica Alba and her pal took on Juno.

Russell Simmons was Run-D.M.C.'s Rev Run

Adele was a court jester.

Rita Ora makes a delightful Poison Ivy

Sarah Hyland and Bachelorette star Wells Adams' got in on the Stranger Things craze.

Nas was a perfect Richard Pryor.

Gwyneth Paltrow revisited her character from Seven.

Swizz Beats was a fantastic Sloth from Goonies.

Jen Selter took on one of the year's hot costumes, Wonder Woman.

Bachelorette star Rachel Lindsay and fiance Bryan Abasolo portrayed Hugh Hefner and a Playboy Bunny.

Usher showed his love for Pulp Fiction.

Speaking of Pulp Fiction, one of that film's stars, Bruce Willis, got in the Halloween spirit by dressing up like he was one of the twins from The Shining. He's posing along with his personal assistant, who's going way above the call of duty.

Gabrielle Union and Dwyane Wade were an awesome Milli Vanilli.

Laverne Cox took a page from a classic TV show.

Ryan Seacrest and Kelly Ripa were in a Game of Thrones mood.

Dua Lipa was a classic Harry Potter.

Karlie Kloss was not your average cat.

Busy Phillips was Hedwig from Hedwig And The Angry Inch.

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