Singer Mariah Carey performs at the lighting ceremony for the 82nd Rockefeller Center Christmas tree, at Rockefeller Center in midtown Manhattan

Singer Mariah Carey performs at the lighting ceremony for the 82nd Rockefeller Center Christmas tree, at Rockefeller Center in midtown Manhattan

Singer Mariah Carey performs at the lighting ceremony for the 82nd Rockefeller Center Christmas tree, at Rockefeller Center in midtown Manhattan in New York City, December 3, 2014. REUTERS/Mike Segar (UNITED STATES – Tags: SOCIETY ENTERTAINMENT)