If you don't know who Shingai Shoniwa is, you're missing something. Ok, so I'm guilty too, I actually saw her perform last week without knowing her name. She's the face (and voice, bass player, and dancer) of UK trio The Noisettes.
Here's Shingai riding the crowds:
... mingling with the audience:
... caressing ...
... and walking on the audience:
She's also been playing the bass:
showing her legs:
... and bending over backwards to make everybody happy:
And guess what, it worked. Oh, and she can sing, too.