Kristen Stewart's Halloween Costume -- Faithful Girlfriend

Here's a picture of Kristen Stewart and Robert Pattinson holding hands on their way to a Halloween party at a cemetery in Hollywood last night ... but who cares 'cause LOOK AT LIBERTY ROSS!!!!The "Snow White and the Huntsman" actress threw on her…

Source: http://www.tmz.com/2012/11/01/kristen-stewart-robert-pattinson-halloween-rupert-sanders-liberty-ross/

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