Christina Aguilera Top 5 Facts

 
1
She has a 4 octave vocal range and is able to produce vocal pitches in the whistle register - which is very rare!!
2
She appeared on Star Search at age 8 - and lost.
3
She's half Irish, half Ecuadorian.
4
Her mother Shelley is president of her fan club.
5
In 2004, Aguilera appeared advertising billboards for the "Only You Can Silence Yourself" online voter registration drive run by the non-profit campaign "Declare Yourself". She was shown with her mouth sewn shut, to symbolize the effects of not voting.
6
A singer of startling range and maturity - she's already drawn comparisons to Mariah Carey and Whitney Houston - Christina Aguilera stands at the cusp of what promises to be a long and varied career.