WOW!!!!!

[dcw@pr]

this is amazing

http://www.big-boys.com/pictures/picture1222.html

[V6GTO]

Now look at the top of that page...

Previous picture...Hot chicks at a party...

Next Picture...Girl at a party...

BUSTED!

Martin.

[simpo two]

I have to say that the two young ladies in tartan miniskirts are preferable to even the finest optical illusion.

Perhaps the PH Roadshow need some cheerleaders...

[LongQ]

Nice illusion.

There are some more here. However the follow-ups don't seem to involve people getting intimate at parties ...


www.ritsumei.ac.jp/~akitaoka/saishin-e.html

http://web.mit.edu/persci/people/adelson/checkershadow_illusion.html