Is that Kim or Pamela Anderson?!
Wowzers! Kim sets pulses racing in a Victoria's Secret-inspired lingerie look complete with angel wings.
Kim also showcased an Aaliyah costume.
Kim and also dressed up as Madonna while accompanying sister Kourtney Kardashian, who dressed up as Michael Jackson.
Kim and BFF Jonathan Cheban attended a party as Cher and Sonny Bono.
Kim brought out her old Princess Jasmine costume, dressed up her daughter in a similar outfit and dressed up son Saint West as Aladdin.
Throwback! The Keeping Up With the Kardashians knows how to poke fun at herself, as she recycled a colorful maternity look that was criticized by many viewers at the time; a floral print Givenchy by Riccardo Tisci gown she wore to the 2013 Met Gala while pregnant with her and Kanye West's daughter North West.
Meow! Kim rocks a skintight catsuit for a Halloween party in Miami.
Kim makes one ravishing mermaid if you ask us!
Wowzer! Kim flaunts a whole lotta cleavage while trying on a leopard onesie.
The Keeping Up With the Kardashians star channels seductive Batman villain Poison Ivy.
Kim looks bewitching!
Little Red Riding Hood never looked this hot!
Shiver me timbers, she's a pirate!
Kim is red hot as the Queen of Hearts.
When in doubt, pull out the catsuit!
Hot mama! Kim shows lots of skin in this gorgeous Princess Jasmin ensemble.
Kim is one fab flapper.
Wonder Woman to the rescue!
MORE PHOTOS: Heidi Klum's Halloween Costumes