Christina Maria Aguilera (born December 18, 1980) is an American pop singer and songwriter. Aguilera first appeared on national television in 1990 as a contestant on the Star Search program, and went on to star in Disney Channel's television series The New Mickey Mouse Club from 1993- 1994. Aguilera signed to RCA Records after recording "Reflection" for the film Mulan. She came to prominence following her debut album Christina Aguilera (1999), which was a commercial success spawning three number one singles on the Billboard Hot 100. Aside from being known for her vocal ability, music videos and ever-changing image, musically, she includes themes of dealing with public scrutiny, her childhood, and female empowerment in her music. Apart from her work in music, she has also dedicated much of her time as a philanthropist for charities, human rights and world issues. Aguilera's work has earned her numerous awards, including four Grammy Awards and one Latin Grammy Award, amongst eighteen nominations. She has become one of the most successful recording artists of the decade, selling more than 42 million albums worldwide. This songbook features a dozen megahits from this celebrated diva.