Mariah Carey has the the strongest voice in the world.she prooved herself amazingly and remains the best there ever was.face tha facts,no one on this earth can sing the way she does
Mariah Carey she has a Five-Octave Vocal Range and has the Ability to Reach High Notes Beyond the 7th Octave, Mariah Carey can Go up to 8 Octaves if she Wanted to.
Gloria Estefan
Taylor Swift is the best singer in the world
This time in 2009 the best singer award in male was justin bieber and akon and in female singers Rihanna and selena gomes won the best female singer award.
There is no best singer in the world becuase not every one is going to love only one singer
no
Gloria Estefan
Taylor Swift is the best singer in the world
There is not really an America's best female r&b singer.
Rihanna
One of them.
Katy Perry won favorite female singer in 2011.
This time in 2009 the best singer award in male was justin bieber and akon and in female singers Rihanna and selena gomes won the best female singer award.
It is entirely a matter of opinion Selena Gomez
Lily Ivanova
katty perry
helene fischer
Sunitha Nedungadi