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The Bobby McFerrin: 'The Sing-Off'
Judges: Ben Folds, Shawn Stockman, Nicole Scherzinger, Sara Bareilles
A cappella music is an acquired taste. Those who love it, love it, and those who don't have absolutely no idea why anyone would want to listen to a bunch of close harmonies. So a reality show based on great a cappella groups? It had its fans, but it died after three seasons.