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Season 3, Episode 12
Airing: December 5, 2011
A Sing-off Christmas
Holiday songs are performed by winning groups from each season, an ensemble of lead singers from Season 3 and special guests.
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» Watch The Sing-Off S03E12 A Sing-off Christmas Online Free Stream
Watch The Sing-Off S03E12 A Sing-off Christmas Online Free Stream
Season 3, Episode 12
Airing: December 5, 2011
A Sing-off Christmas
Holiday songs are performed by winning groups from each season, an ensemble of lead singers from Season 3 and special guests.
