We know that Barbieís body is anatomically impossible. So why are we still trying for it?

Every day a new plastic surgery promise emerges: scooped-out backs, rear-end lifts, sculpted kneecaps. If itís possible, itís suddenly necessary.

But what exactly would you have to go through to get the 'perfect' Barbie body? In the latest issue of O Magazine, model Katie Halchishick becomes the human diagram.