Celebs Celebrate With Their Best Halloween Costumes!

From coast to coast, sea to shining sea, Snooki to Christina Aguilera, the celebrities of our great nation made sure they got out there and celebrated the most fun holiday out there — Halloween! It seems the most popular places to party were clubs in L.A. and Las Vegas, while some famous faces simply stuck to trick-or-treating with their kids.

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AnnaLynne McCord, Holly Madison, Jamie Lynn Sigler, DJ Pauly D, Snooki and JWoww were just a few of the celebs to host parties at clubs, while Kate Hudson held a bash at her home.

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Meanwhile, Liv Tyler, Harrison Ford, Calista Flockhart, Alyson Hannigan, Sarah Michelle Gellar, Kourtney Kardashian, Chris Noth and other family-oriented celebs brought their little ones out for candy!