Halloween came a bit early for some of Hollywood's hottest celebs!
Celebrities like Aubrey O'Day, Pauly D and Karrueche Tran hit the red carpet in their spookiest get-ups for Maxim's annual party.
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Some celebs put their imaginations to serious work this year, arriving in over-the-top costumes with shocking makeup, while some showed off their sexier side in skin-baring ensembles. Either way, we're sure they had a great time!
Scroll through the slideshow to see how your favorite celebs transformed themselves for some Halloween fun!