I have a feeling this vector:

http://www.shutterstock.com/pic.mhtml?id=122922460

Was traced off this popular photo:

http://www.istockphoto.com/stock-photo-12278105-black-splash-mask.php

Not traced but inspired, I think it's enough different and follows a different concept (dark black mask versus pink flower mask)

I tried putting them on top of each other and the outline of the neck, shoulder and chin is pretty much a perfect match. Guess it should be reported... but I'll leave that to some red tapist.