Me meo con la lista de sus singles más vendidos en Estados Unidos: http://www.billboard.com/articles/columns/chart-beat/6236538/ask-billboard-taylor-swift-out-shakes-mariah-carey?page=0%2C3
6,507,000, "Moves Like Jagger" (Maroon 5 feat. Aguilera)
3,859,000, "Say Something" (A Great Big World and Aguilera)
2,406,000, "Feel This Moment" (Pitbull feat. Aguilera)
1,783,000, "Ain't No Other Man"
