Featuring the country's best a cappella groups performing popular songs like you've never heard them before. There's no lip-synching, backup bands or safety net. They'll be singing for America's vote, with the winner walking away with the ultimate prize - a Sony Music recording contract and $100,000.
Eight a cappella groups from across America compete to win a recording contract; host Nick Lachey.
Two groups leave as the competition heats up.
No overview.
Finale
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