It just wouldn't be Halloween without the sexy costumes. But these celebs take it to a whole other level, some even bypassing clothes completely. Both Miley Cyrus and Blac Chyna have proved that less definitely is more.
MUST SEE: Rihanna, Kris Jenner, And More Stars' Most Cringeworthy Halloween Costume Malfunctions
Click through the gallery to see stars' most revealing Halloween costumes — ever.