Halloween 2010: Celebrity Costumes!

Christina Aguilera as a sexy Cop..

Maroon5 lead singer Adam Levine as an exhausted warrior in Die Hard..

 

 Sophia Bush as Katy Perry..

 

Brooklyn Decker with her Pink hair in Heidi Klum's annual Halloween party at Lavo.

Kim Kardasian in her hot Little Miss Riding Hood costume at Heidi Klum's party.

Heidi Klum herself with her very futuristic giant robotic  costume in her party! This is not a surprise actually considering she takes Halloween so seriosly and brings out the best and most interesting Halloween costumes each year..

Tara Reid as Barbie.. 

Anne Hataway in her leopar printed jumpsuit  and her mask at Lanvin party.

Janet Jackson at the Lanvin party..

Molly Sims as a sexy cat.. 

Leonardo DiCaprio as a Baboon.

Amanda Seyfried as a puppy at Kate Hudson's Halloween party..

Gwen Stefani as Batwoman at Kate Hudson's Party.