Photo Gallery: Celebrities Show Off Their Best Halloween Costumes

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Celebrities put on their best costumes to celebrate Halloween over the weekend.

Bette Midler held her annual “Hulaween” bash in NYC.


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Reality star Bethenny Frankel showed off her Hello Kitty love at Heidi Klum’s annual Halloween Party at Tao in Las Vegas.


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Former ‘Will and Grace’ star Debra Messing was almost unrecognizable at Bette Midler’s bash.


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Gwen Stefani headed out to a Halloween ball dressed as Cinderella.


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Can you guess who this creepy costume belongs to? None other than celebrity mom Heidi Klum! The ‘Project Runway’ star always goes ALL OUT when it comes to Halloween.


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Kim Kardashian hosted a Halloween party for Midori. She dressed up as Poison Ivy from Batman.


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“Jersey Shore” star DJ Pauly D hosted his own Halloween party, but opted only for face makeup.


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Reality star Scott Disick, boyfriend of Kourtney Kardashian, got in touch with his spiritual side for Halloween.


Photos by Splash & Wenn.com