christina maría aguilera (born december 18, 1980) is an american singer, songwriter, record producer, actress and dancer. she has earned five grammy awards and five number-one singles on the us "billboard" hot 100: "genie in a bottle", "what a girl wants", "come on over baby (all i want is you)", a cover of "lady marmalade" (with p!nk, mýa, and lil' kim), and "moves like jagger" (with maroon 5). she also earned the top-ten hits "i turn to you", "beautiful", "ain't no other man", "keeps gettin' better", "feel this moment" (with pitbull), and "say something" (with a great big world).