By ET Staff
6:57 PM PDT, May 17, 2015
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Mariah Carey
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Celine Dion
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Wiz Khalifa
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One Direction
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Taylor Swift
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Calvin Harris
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Wiz Khalifa
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Iggy Azalea & Britney Spears
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Chrissy Teigen & John Legend
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Jennifer Lopez
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Ed Sheeran
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Taraji P. Henson
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Meghan Trainor
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50 Cent
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Lily Aldridge
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Ludacris
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Kendall Jenner
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Kylie Jenner
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Laverne Cox
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Tori Kelly
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Charli XCX
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Hozier
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Bryshere Gray
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Fall Out Boy
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Idina Menzel
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Zendaya
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