The Sing-Off - Season 4
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.
- ประเภท: Reality
- สตูดิโอ: NBC
- คำสำคัญ: competition, music competition, singer, singing, singing competition, acapella, a cappella
- นักแสดง: Shawn Stockman, Nick Lachey, Patrick Stump, Jewel
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