John Legend Makes a Tough Choice Between Two 'Phenomenal' Performances on 'The Voice' - Billboard

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Blake Shelton, Gwen Stefani, John Legend and Kelly Clarkson.

"What just happened?" Kelly Clarkson exclaimed in shock after the incredible knockout round.

"You two are just phenomenal talents," Clune and Holiday's coach John Legend said.

Billboard is part of MRC Media and Info, a division of MRC