Trick or treat!

There are only two weeks left to nail down your perfect Halloween costume. Sure, you can take the easy way out and hit the party store for the usual stand-bys. The ubiquitous sexy bumblebee, sexy vampire, sexy ladybug, sexy cave woman, or sexy fire fighter offer a veritable feast of cleavage-baring opportunities.

But for those of us who are feeling a little, say, topical, there are even more choices. These costumes will be a hit at this year’s party.

This is the definitive list of 2011’s sexiest Halloween costumes.[ITPGallery]