Janis Joplin
Aretha Franklin
Grace Slick
Marsha Hunt
Inga Rumpf
Mariska Veres
Chaka Khan
Thelma Houston
Whitney Houston
Tina Turner
Celia Humphris
Alison Moyet
Annie Lennox
Stevie Nicks
Debbie Harry
Madonna
Emiliana Torrini
Kate Bush
Tina Dico
Alison Sudol
CéU
Heather Nova
Chi Coltrane
Norah Jones
--
Pink Floyd? I didn't know she got a last name.