Best Dressed: Halloween 2010

After seeing what our celebs wore in Halloweens past, we were certain they wouldn't disappoint this year. They celebrated at events and parties all over the country looking creepy and cute, spooky and sweet and some even looked dead. Take a look at our favorites and let us know what you dressed up as this Halloween.

1. 110110 Halloween Nicole Richie

Nicole Richie makes a cute Jessie from Toy Story 3.

2. 110110 Halloween Alessandra Ambrosio

Brazilian model Alessandra Ambrosio was a sexy sailor for Halloween this year.

3. 110110 Halloween Ximena Navarrete

Miss Universe 2010 Ximena Navarrete went as a sexy solar system to AOL Presents Heidi Klum's 11th Annual Halloween Party at LAVO in New York on October 31.

4. 110110 Halloween Alexa Vega

Newlyweds Alexa Vega and Sean Covel reverse roles as Popeye and Olive Oil for Halloween in Austin, Texas.

5. 110110 Halloween Thalia

Thalia looked so sweet as a cupcake before going to Heidi Klum's 11th Annual Halloween Party in New York City on October 31.

6. 110110 Halloween Eva La Rue

CSI:Miami star Eva La Rue dresses as a corpse bride for the 17th Annual Dream Halloween Party in Santa Monica on October 30.

7. 110110 Halloween Susie Castillo

Former beauty queen Susie Castillo went as a murdered Miss USA.

8. 110110 Halloween Jessica Alba

Two zombies (Jessica Alba and husband Cash Warren) head to the Die Antwoord show in Austin, Texas on October 31.

9. 110110 Halloween Snooki

Nicole 'Snooki' Polizzi goes all green as Princess Pickle at Jet Nightclub inside The Mirage Hotel and Casino in Las Vegas on October 30.

10. 110110 Halloween Joel Madden & Nicole Richie

Joel Madden as Dr. McSqueemy and his fiancé Nicole Richie as Margo Tenenbaum celebrate Halloween together.

11. 110110 Halloween Rocsi Diaz

Rocsi Diaz looked good in blue as an Avatar.

12. 110110 Halloween La La

La La Vazquez hosted a halloween party in Denver, Colorado as Batgirl on October 31.

13. 110110 Halloween Rico Rodriguez

Modern Family's Rico Rodriguez and his sister, Raini, go as characters from Grease.

14. 110110 Halloween Naya Rivera

Glee star Naya Rivera went as a Miss Polly doll.

15. 110110 Halloween Related Links