Kat Graham
The actress nailed Jim Carrey's Stanley Ipkiss.
Dylan Sprouse & Barbara Palvin
Check out this couple in their costumes!
Ice-T & Coco
This famous couple went for masked characters this Halloween.
Liris Crosse
The model paid homage to the fastest woman in the world, Florence Griffith Joyner.
Questlove
The DJ and Tonight Show musician suited up as a shark.
Lupita Nyong'o
The Black Panther star arrived as Dionne from Clueless. As if anyone could look better!
Heidi Klum
Fiona...is that you? The former Project Runway star outdid herself again as Princess Fiona from Shrek.
Heidi Klum & Tom Kaulitz
Klum and her beau Tom Kaulitz dressed up as the animated ogres.
Neil Patrick Harris & David Burtka
The married couple gave fellow party guests what they wished as Westley and Inigo Montoya from The Princess Bride.
Zac Posen
The designer suited up as Willy Wonka.
Winnie Harlow
The model wore a corset and knee-high red patent leather boots like it was no one's business.