Who are your three favorite female singers?


I have favorites, but would like to hear from others.  Thanks
whatjd
Margo Timmons
Lucinda Williams
Kasey Chambers

Bonus selection - Best Newcomer / New to Me

Bonnie Bishop 
Eva Cassidy.
After her, I'd have a hard time choosing the other two.
Norah Jones, Janis Joplin, Bonnie Raitt, Ricki Lee Jones, Linda Ronstadt, Chrissie Hynde, Amy Winehouse, Joan Osborne,...