People.com's Halloween Party

Star Halloween Costumes!

From Nick & Vanessa's monstrous wedding to Speidi's Jon and Kate mashup, check out the silly, sassy and spooky Halloween getups of the stars!

MARIAH CAREY & NICK CANNON

The husband and wife went coordinated in 2008, first as a carton of milk and some (very sexy) cookies, and then as a fireman and (what else?) his very sexy mate at a Halloween bash they hosted at N.Y.C. hot spot Marquee.