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Video: Watch Taylor Swift and Bigfoot Silva duet from 'I Knew Your Were Trouble' UFC remix

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Beauty and the beast? UFC 160 headliner Antonio Silva lends his voice to Taylor Swift's "I knew You Were Trouble" video remix just days before he tries to dethrone Cain Velasquez on May 25, 2013 at MGM Grand in Las Vegas, Nevada. Will "Bigfoot" be "trouble" for the champ, or a two-time loser? We'll find out this weekend (results here).