The Sing-Off (2009)

Sing it. Bring it.

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.

• First Air Date: 2009-12-14
• Last Air Date: 2014-12-17
• Total Seasons: 5
• Total Episodes: 28
• Episode Runtime: 120 min.
• Network: NBC