Jennifer Lopez

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Jennifer Lopez poses in the press room with the icon award at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by Eric Jamison/Invision/AP)

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Jennifer Lopez performs on stage at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by Chris Pizzello/Invision/AP)

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Casper Smart, left, and Jennifer Lopez arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by John Shearer/Invision/AP)

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Jennifer Lopez accepts the icon award at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by Chris Pizzello/Invision/AP)

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Jennifer Lopez, left, Pitbull, center, and Claudia Leitte, right, perform at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by Chris Pizzello/Invision/AP)

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Jennifer Lopez performs on stage at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by Chris Pizzello/Invision/AP)

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Jennifer Lopez, left, and Pitbull perform at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by Chris Pizzello/Invision/AP)

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Jennifer Lopez arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by John Shearer/Invision/AP)

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Jennifer Lopez arrives at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by John Shearer/Invision/AP)

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Casper Smart, left, and Jennifer Lopez arrive at the Billboard Music Awards at the MGM Grand Garden Arena on Sunday, May 18, 2014, in Las Vegas. (Photo by John Shearer/Invision/AP)