Sade. “Smooth Operator” Long version.
http://www.youtube.com/watch?v=efdfGeUKXuU&feature=related
Listen into it at least two minutes, and if you don’t recognize her, I’d be surprised.
Yes, now I remember that song and I also remember her. But that must have been at least 20 years ago. That’s probably why I couldn’t remember her- because it’s been so long.