Celebrities’ Best Halloween Costumes (PHOTOS)

Trick-or-treat! It’s nearly Halloween in Hollywood and if past years are any indication, our favorite celebrities will soon be breaking out their most outrageous costumes for hot Vegas parties (Kim Kardashian, anyone?) and simple strolls around the neighborhood (see: Gwen Stefani and baby Zuma.)

Celebuzz readers already know that Snooki will dress up as her Jersey Shore bestie J-Woww and Glee’s Jane Lynch will don a Mad Men get-up. From spooky to sexy, click through to check out the latest and greatest Halloween costumes from 2010 and years past. Tell us in the comments, which is your favorite celeb costume?

Don’t forget to enter Celebuzz’s Costuming Up With the Kardashians contest by clicking here.