Christina Aguilera is a performing artist.
Christina Aguilera . Aguilera 's fifth studio album , Back to Basics ( 2006 ) , debuted at number one on the album charts of ten countries and spawned the tracks `` Ai n't No Other Man '' and `` Hurt '' . In 2009 , she ranked at number 58 on Rolling Stones list of 100 Greatest Singers of All Time , thereby becoming the youngest and the only artist under 30 to be named .