Lyric Battle: Cee Lo vs. Christina Aguilera

With news of NBC's The Voice getting higher TV ratings than American Idol, as well as the hot new talent show's judge/mentor Cee Lo getting his own Las Vegas residency, this edition of Lyric Battle is all about, well, The Voice! We've got Cee Lo and fellow mentor Christina Aguilera battling it out for the best lyrics, so take your pick: Cee Lo's "Forget You" or Xtina's aptly titled "Fighter"?