Christina Aguilera Breaks Down Her Fellow "Voice" Coaches - NBC Bay Area

    Christina Aguilera Breaks Down "Voice" Coaches

    "The Voice" final four are staging a free concert on May 2 in Los Angeles that's also being livestreamed on NBC.com and Facebook. "Voice" coach Christina Aguilera reveals here which of her fellow coaches is her closest friend. (Published Tuesday, Mar 27, 2012) "The Voice" final four are staging a free concert on May 2 in Los Angeles that's also being livestreamed on NBC.com and Facebook. See More