Christina María Aguilera ( AG-il-AIR-ə, Spanish: [kɾisˈtina maˈɾi.a aɣiˈleɾa]; born December 18, 1980) is an American singer, songwriter, actress, and television personality. Referred to as the "Voice of a Generation", she is noted for her four-octave vocal range and signature use of melisma. Recognized as an influential figure in popular music, she became known for incorporating controversial themes such as feminism, sexuality, and LGBT culture into her music.

Aguilera rose to fame in 1999 with her self-titled debut album. Its singles "Genie in a Bottle", "What a Girl Wants" and "Come On Over Baby (All I Want Is You)" reached the top of the US Billboard Hot 100, and Aguilera won the Gramm…Read more on Wikipedia