Dollhouse: Creepy Celebrity Sisters Prank 'AGT'

Simon Cowell's prank on America's Got Talent co-star Sofia Vergara nearly killed him...

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Monique and Stefani, known as Duo Rag Dolls, appeared on stage during the...

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It's safe to say that the self-styled "ultimate influencers" piqued the judges' interest...

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Last night, rehearsals would have been better if someone showed up, Stefani complained in...

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"Was that extreme enough for you?" one of the girls yelled at Simon as the wigs flew...

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To the amusement of Simon, the two of them changed...

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In the end, Harper was one of the young artists Simon dubbed "the Harry...

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