Plot: The battle round kicks off with team members dueling in duets and the coaches enlisting help from such star mentors as Jewel, Lionel Richie, Alanis Morissette, Robin Thicke, Kenneth "Babyface" Edmonds, Ne-Yo, Kelly Clarkson and Miranda Lambert.
Cast
Carson DalySelf - HostCarson Daly was 38 in The Voice - Season 2 - The Battles Begin (Episode 6).
Birthday: Fri, Jun 22 1973
Blake SheltonSelf - CoachBlake Shelton was 35 in The Voice - Season 2 - The Battles Begin (Episode 6).
Birthday: Fri, Jun 18 1976
Adam LevineSelf - CoachAdam Levine was 32 in The Voice - Season 2 - The Battles Begin (Episode 6).
Birthday: Sun, Mar 18 1979
Christina AguileraSelf - CoachChristina Aguilera was 31 in The Voice - Season 2 - The Battles Begin (Episode 6).
Birthday: Thu, Dec 18 1980
Cee Lo GreenSelf - CoachCee Lo Green was 36 in The Voice - Season 2 - The Battles Begin (Episode 6).
Birthday: Fri, May 30 1975
Christina MilianSelf - Backstage, Online and Social Media CorrespondentChristina Milian was 30 in The Voice - Season 2 - The Battles Begin (Episode 6).
Birthday: Sat, Sep 26 1981