Plot: The five remaining groups come together for a performance; each group sings a medley of songs by a single artist; the judges choose the contestants' next assignment.
Cast
Shawn StockmanSelf - JudgeShawn Stockman was 38 in The Sing Off - Season 2 - Episode 4 (Episode 4).
Birthday: Tue, Sep 26 1972
Ben FoldsSelf - JudgeBen Folds was 44 in The Sing Off - Season 2 - Episode 4 (Episode 4).
Birthday: Mon, Sep 12 1966
Nick LacheySelf - HostNick Lachey was 37 in The Sing Off - Season 2 - Episode 4 (Episode 4).
Birthday: Fri, Nov 09 1973
Nicole ScherzingerSelf - JudgeNicole Scherzinger was 32 in The Sing Off - Season 2 - Episode 4 (Episode 4).
Birthday: Thu, Jun 29 1978