Christina Aguilera sold albums.
Christina Aguilera . She has sold over 17.9 million albums in the United States as of 2014 and 50 million albums worldwide as of 2015 . My Kind of Christmas . The album peaked at number 28 on the U.S. Billboard 200 and was certified platinum by the Recording Industry Association of America ( RIAA ) , having sold 1,015,000 copies there . Stripped (Christina Aguilera album) . Consequently , it was certified quadruple platinum by the Recording Industry Association of America ( RIAA ) for shipping over four million copies in the region alone .