Clearly, what you need is someone sufficiently feminine, yet also sufficiently flat chested to show off the mega-ness of your mega push up bra product.
Model Andrej Pejic fits that bill perfectly. Hot sultry looks, perfect figure. And he is flat chested.
… wait a minute, did you say HE? Yep. This is Andrej in one of his more masculine photos.
And here we have Andrej doing his work for the Mega Push-up bra. What better way to showcase your product than to use a man!
Different brand, but if you want to see an equally clever way to get the point across, click here to an earlier article about Wonderbra hijacking an Economist ad.