Beautiful songstress behind "Promiscous Girl", "Maneater" et al
N over S as an S would be a better dancer(!) and more grounded in reality. She has a great imagination, really able to see possibilities, how things should be etc which suggests N.
YouTube - Nelly Furtado - Interview On Liquid News
She's also zany and insane which further suggests ENFP :P
All massive stereotypes aside, I really do see a lot of ENFP in her.