Unless there are new technologies that are better than what I have seen, it is impossible, unless the judge is Stevie Wonder.
It depends on the color of the ink, where it is located, the color of the person's skin etc. It's a lot better now than it used to be, but removing dark tattoos from the face of a fair-skinned person (as in this case) is probably the toughest.
one of these threads had this link: http://www.wreckingbalm.com/