AZBO : I made a checkup as well

For example I tried an image from Danob his sad clown the most viewed image.

http://www.renderosity.com/mod/gallery/index.php?image_id=348386&username=danob&page=52&member&np

And guess 364 match
Just look at how many people use it and change it for something else

here the ceck up

http://www.tineye.com/search/89844b7632faf722307fcbc18512b6a7ef06da7e/