The Sing-Off S05 E01 One Night Only: A Special Holiday Event

"Sing it. Bring it."

A cappella groups Timothy's Gift, Melodres, the Exchange, Traces, San Fran 6 and A.Squared compete for a first-place prize of $50,000. Jewel and Shawn Stockman return as judges, and are joined by Fall Out Boy's Patrick Stump.