Check out the videos and music from the finale of the Sing Off on NBC.

Finale: Jerry Lawson & Talk of the Town
Jerry Lawson & Talk of the Town sing “Love Train” by the O’Jays.

Finale: Street Corner Symphony
Street Corner Symphony sings “Fix You” by Coldplay.

Finale: The Backbeats
The Backbeats sing Katy Perry’s “Firework.”

Finale: Committed
Committed sings “Hold My Hand” by Michael Jackson and Akon

Finale: Committed Wins the Sing-Off!
Watch Nick Lachey announce the winners live!

Nick’s Sing-Off Finale Interview
Nick Lachey gives Committed some sound advice on their career and more!

Shawn’s Sing-Off Finale Interview
Shawn Stockman talks about what he thinks made Committed stand-out among the rest and more!

Ben’s Sing-Off Finale Interview
Ben discusses what he enjoyed most about being a judge, his blog and more!

Committed’s Sing-Off Finale Interview
Sing-off winners, Committed, talk about what it was like winning it all and more!