MADRID, SPAIN - FEBRUARY 19: Kevin Richardson, Howie Dorough, A.J. McClean, Brian Littrell, and Nick Carter of Backstreet Boys perform at Palacio de Vistalegre on February 19, 2014 in Madrid, Spain. ... more 
MADRID, SPAIN - FEBRUARY 19: Kevin Richardson, Howie Dorough, A.J. McClean, Brian Littrell, and Nick Carter of Backstreet Boys perform at Palacio de Vistalegre on February 19, 2014 in Madrid, Spain. (Photo by Juan Naharro Gimenez/Redferns via Getty Images) less 
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Getty Images | Photo By Juan Naharro Gimenez / Redferns via Getty Images
Wed, Feb 19, 2014 7:49 PM EST