Most unusual/mesmerizing female voice.

Yikes! 10 year old thread, what the hell....

I was listening to  Blossom Dearie anyhow
https://www.youtube.com/watch?v=SPzt3A4Se_U

Perhaps someone under.....45-50  would recognize her voice- Figure 8 from Schoolhouse Rock?
https://www.youtube.com/watch?v=BzhaxCM9AZk

How about some Dorothy Ashby?  
https://www.youtube.com/watch?v=72cb7hnbVvg
1970 Funky New Age