Despite the rain, Halloween was car-razy here in New York City. We saw all manner of witches, goblins, and of course, slutty renditions of just about every character and thing you could possibly imagine shambling down the packed streets. (We're still traumatized by one particularly debauched Alice in Wonderland.) Celebrities were out in full force, too, and while some resorted to the typical sexy fare, a few others got a little more creative (like Jessica Alba and Cash Warren as "Dora the Explorer" and her pal, Diego). Oh yes, and plenty of them were downright scary. Click through to see 16 celebs getting their Halloween on.