5 Sezóna
28 Epizóda
The Sing-Off - Season 4 Episode 4 Epizóda 4 (2014)
The groups perform songs they hope will please all generations.
- Krajina : United States of America
- Žáner : Reality
- Štúdio : NBC
- Riaditeľ :
- Obsadenie : Shawn Stockman, Nick Lachey, Patrick Stump, Jewel
