We did the bottom of the barrel - now whos the top.. heres who I think have the greatest voices,purely subjective of course..

Frank Sinatra
Billie Holiday
Karen Carpenter
Marvin Gaye
Joan Baez
Judy Collins
Stevie Nicks
Diana Ross
Lauryn Hill
Whitney Houston (once upon a time)
Judy Garland
Luther Vandross
Anita Baker
Jim Morrison
Tracy Chapman
....hmm thats off the top of m head