Dude,you and everyone else have been trying to Id her.I can't go on tumblr or sites like that without seeing that picture.I've never found an Id.
I did a search on the pic, came up with five videos using that pic as the "header", all on dailymotion, I viewed 3 of them, they were just slide shows of random pics, no identifications at all , , , nada nada and nada