Tom Sandoval & Ariana Madix
Watch what happens when a Jedi and Shania Twain come together at Fred & Jason's Halloweenie Charity Event sponsored by Kevin Huvane.
Kate Beckinsale
This Breakfast at Tiffany's-inspired costume is sensational.
Tarek El Moussa
"If you ever wondered what 'Dad Life' looks like this is it!!" the Flip or Flop star shared when dressing up as a character from Paw Patrol. "Anyone dressing up with their kiddos for Halloween!? Mr. handsome looks so cute."
Gabrelle Union
"EPIC #CaliforniaLove," the Bring It On star shared on Instagram when celebrating with Jeannie Mai, Jeezy, Quavo and more famous friends.
Kristen Bell & Dax Shepard
Whoever said Halloween has to be spooky hasn't seen this couple's matching jammies from Hanna Andersson.
Cardi B
"I'm here to assist your shhhttaaaankin ass," the rapper shared on Instagram before performing at the iHeartRadio Powerhouse concert in New Jersey.
Paris Hilton
Strike a pose!
Tracee Ellis Ross
We've got chills over the star's Us costume.
Nick Viall
"Just a Pilot on a flight for love .. will probably crash into a windmill tonight," The Bachelor star wrote on Instagram when dressing up as Pilot Pete.
Nicki Minaj & Kenneth Petty
The newlyweds put their own spin on The Joker and Harley Quinn for their first Halloween together as a married couple.
Kylie Jenner & Stassie Karanikolaou
The two channel Madonna and Britney Spears in their infamous 2003 MTV Video Music Awards performance.
Demi Lovato
The singer dresses up as Pennywise the clown at her Halloween party held at sbe hotspot Hyde Sunset. The spooky event featured Umami Burger and Sugar Factory.
Wilmer Valderrama
At Universal Studio's "Halloween Horror Nights," you can get really close to monsters.
Jasmine Tookes
"A pirates life for me," the supermodel shared on Instagram while wearing a Yandy costume.
Laverne Cox
The Orange Is the New Black star appears at the Casamigos Halloween party.
Jeff Probst, Lisa Ann Russell, Dave Grohl & Jordyn Blum
The Survivor host and his wife hang out with the Foo Fighters frontman and his wife at the Casamigos Halloween party.
Kaitlynn Carter & Tori Praver
The Hills: New Beginnings star and the model attend the Casamigos Halloween party.
Sailor Brinkley Cook
Goodbye Dancing With the Stars ballroom and hello Universal Studio's "Halloween Horror Nights."
Nina Dobrev
The actress dresses up as rocker Billie Eilish at the Casamigos Halloween party.
Halsey & Evan Peters
The duo wear matching Halloween costumes at her "Almost Famous" party. Evan completes his look with Timberland boots.
Travis Barker
While performing their biggest hits at KROQ's Halloween Costume Ball 2019, the members of Blink 182 get into the spooky spirit.
Eiza González
The actress dresses up as Maleficent at the Casamigos Halloween party.
Paris Hilton
The socialite sports a sexy ensemble at the Casamigos Halloween party.
Lisa Rinna
The Real Housewives of Beverly Hills star channels Jennifer Lopez at the Casamigos Halloween party in a Yandy costume.