Eight a cappella groups from across America compete to win a recording contract; host Nick Lachey.

Two groups leave as the competition heats up.

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Finale

Eight of the 16 competing acapella groups perform as the competition kicks off. Sara Bareilles joins Ben Folds and Shawn Stockman on the judging panel.

Eight more groups perform together and separately. The groups include Messiah's Men, North Shore, Pentatonix, Sonos, Soul'd Out, The Collective, University of Delaware Deltones, Vocal Point