Try this

[KommieKat]

Pulled this off of Yahoo.

Stare at the colored dots on her nose for 30 secs, then look at a blank white background like a piece of paper or wall.
Try it! It really works!

http://i10.photobucket.com/albums/a126/buddhaboyjp/130-negative-woman-jpg_002600.jpg

[CrAnIuM]

Majic!

[Mamba]

Hehe, I posted this on FB about a week ago - but yeah! Awesome.

It's really, really weird.

[Zeabot]

What the hell did you do to me?!

[Dirty Hippie]

I'm not going to fall for it. I know this is one of those pictures that I'm going to stare at, then when I look at the wall a zombie is going to jump out of the wall and make me poop in my pants. Again.