Ke$ha, Katy Perry at Rolling Stone AMA Party

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Ke$ha, Katy Perry at Rolling Stone AMA Party
Credit: Rolling Stone
Sunday night's American Music Awards in Los Angeles was a star-studded affair, and a lot of those stars ? including Ke$ha, Kid Rock, Katy Perry and Russell Brand. Read more here: www.rollingstone.com/music/news/68404/237038