From Bella Thorne's sexy Little Red Riding Hood getup to Vanessa Hudgens' Catwoman look.
Halloween costume parties might be a no-go this year amid the ongoing coronavirus pandemic, but that isn't stopping celebrities from celebrating the holiday at home -- dressed up in their scariest, sexiest looks, of course. Ahead, see the best costumes we've spotted on the stars so far.
Halsey channeled Tim Burton's "The Corpse Bride" with a full face of blue makeup and a matching wig.
Saweetie absolutely killed it as RuPaul.
Ew, David! Ryan Seacrest's interpretation of the "Schitt's Creek" character was spot on.
Halloween queen Vanessa Hudgens has never been one to skimp on the spooky spirit, and kicked off October in a black latex Catwoman costume.
She later channeled "Cabaret" in a lace bustier, feather-trimmed dressing gown, starry headpiece and eerie dark makeup.
Bella and Dani Thorne dressed up as "fairy sisters," complete with elf-like ears, delicate wings and colorful, sparkling makeup.
Later, Bella sizzled solo as a sexy Little Red Riding Hood. "Grandma doesn't approve of my outfit," she joked.
Charli XCX celebrated "spooky szn" in a red latex bodysuit, creepy glove, jet black wig and purple makeup.
Stormi Webster dressed up as a Disney princess for an afternoon of decorating pumpkins, while her aunt Khloé Kardashian and cousin True donned cat ears.
Katherine Schwarzenegger paid tribute to essential workers with her "boxtume," dressing as a nurse in scrubs and a stethoscope while her dog Maverick wore a firefighter costume.
James Charles created a cheetah-themed Halloween makeup look for Kylie Jenner in honor of her wild new makeup collection. The beauty mogul finished her look with an animal-spotted Alaïa catsuit.
