The Sing-Off (2009)
Genre: Family | Game-Show | Music | Reality-TV
Release: 14 December 2009
IMDB link: IMDB
Synopsis: "The Sing-Off" will feature a cappella groups performing popular songs from various genres, arranged and sung like you've never heard before. There is no lip-synching, back-up band or safety net. Ultimately America will decide the winning group.