Today is Halloween! In today's Top 9 at 9, we take a look at a few of our favorites celebrity costumes. From the sexy to the hilarious, these celebs know how to do Halloween right.

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Photo Credit: Michael Stewart, WireImage/Getty Images

Heidi Klum's Halloween Inspiration

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Your Guide to the Best Halloween Costumes for 2012

Your Guide to the Best Halloween Costumes for 2012