Bone-breaking troupe Atai Show spooks judges

The four-member ensemble of bone-breakers from Kyrgyzstan shocked the judges and audience with a horror-inspired contortionist act.

Dressed in tattered costumes, the blindfolded and masked dancers bent their bodies at excruciating angles and popped their bones out of place,

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later performing a zombie-esque dance to "Everybody (Backstreet's Back)" by Backstreet Boys.

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"That was such a surprise. You guys look so sweet and harmless," Vergara said

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