25. Faith Hill 24. Salt N Pepa 23. Stevie Nicks 22. Tina Turner 21. Jennifer Lopez 20. The Go-Go's 19. Pink 18. Missy Elliott 17. Cher 16. Alanis Morrissette 15. Destiny's Child 14. Christina Aguilera 13. Chrissie Hynde 12. Annie Lennox 11. Mary J. Blige 10. Celine Dion 9. Gwen Stefani 8. Shania Twain 7. TLC 6. Sheryl Crow 5. Mariah Carey 4. Britney Spears 3. Whitney Houston 2. Janet Jackson 1. Madonna