Paris Hilton
As Tinker Bell, the "Stars Are Blind" singer brought some magic to Vas Morgan, Michael Braun and Raising Cane’s founder Todd Graves' Halloween bash.
Mindy Kaling
The TV star did her best impression of Timothée Chalamet cheering on the New York Knicks.
Kourtney Kardashian & Travis Barker
The Poosh founder and Blink-182 drummer wanted to live like Jack and Sally.
Kris Jenner
The Kardashians star donned a sexy ringmaster look for the big day.
Justin Trudeau & Hadrien Trudeau
The former Canadian Prime Minister and his son had a fintastic partner costume.
Sherri Shepherd
The Sherri host channeled her inner Morticia Addams in this Wednesday-inspired look.
Sheinelle Jones
It's been umpteen Halloweens on The Today Show and Sheinelle has done it again in a Beyoncé-inspired look.
Craig Melvin
Nothing compared 2 the Today co-anchor's homage to Prince.
Lindsay Lohan, Bader Shammas, Luai
The Mean Girls star and her family are ready to save Gotham City with the trio dressing up as Batman.
Gigi Hadid
The model and her daughter Khai—who she shares with ex Zayn Malik—were a monster-fighting duo dressed as characters from Disney's Zombies 4: Dawn of the Vampires.
Mariah Carey, Morocco & Monroe
The family celebrated Halloween in Japan.
Kelly Clarkson
The Kelly Clarkson Show host underwent a film-noir makeover.
Today Show
The entire Today crew embraced the spooky spirit.
Savannah Guthrie & Jenna Bush Hager
Being Miranda Priestly and her real-life counterpart Anna Wintour at the same time? Groundbreaking.
Kelly Ripa & Mark Consuelos
The Live hosts kicked off their Halloween episode with Hamilton-inspired looks.
Al Roker & Carson Daly
The Today Show hosts costumes Rocky III costumes were a total knockout.
Demi Lovato
She's been freed. The "Heart Attack" singer paid homage to her internet meme alter ego, Poot Lovato, for her Halloween costume. As she wrote on Instagram, "been so locked in this era thought i’d let pootvato out."
Leah Kateb
Bow down to the Love Island USA season six finalist's ravishing red ensemble inspired by Princess Jasmine in Aladdin.
Trisha Paytas
Refreshing! The podcaster joined husband Moses Hacmon and influencer Oscar Gracey for a group costume as the Saja Boys from KPop Demon Hunters.
Kourtney Kardashian
The Kardashians star let fans in on her Bride of Frankenstein look.
Tana Mongeau
The LA-based influencer swapped coasts for the night, curling her blonde locks to channel Sex and the City icon Carrie Bradshaw.
James Charles
Complete with smudged red lipstick and costume jewelry, the YouTuber looked terrifying as Gladys from the recent horror hit Weapons.
Andy Cohen & Bette Midler
Iconic as ever, Bette recreated her self-titled 1973 album cover while on the red carpet for her New York Restoration Project Annual Hulaween fundraiser. Andy was also in attendance, donning Andy Warhol's signature black turtleneck and silver locks.
Val Chmerkovskiy & Jenna Johnson
The Dancing With the Stars pros brought their son Rome to trick or treat at the Disney+ Halloween Fest, hosted at The Walt Disney Studios in Burbank, Calif.