Simplify the following text for a Grade 5 native English-speaking person.
Original: W. Axl Rose ( born William Bruce Rose ; February 6 , 1962 ) is an American musician best known as the lead vocalist of the hard rock band Guns N ' Roses .
Simplified: Axl Rose ( born February 6 , 1962 ) is an American hard rock singer and songwriter . He was born William Bruce Bailey .