Gezichtsbedrog

Gezichtsbedrog is a screamer video uploaded to YouTube by a user VideosofHeaven on December 21st, 2008.

The video consist of optical illusions, the first illusion was a picture of a man face, the creator tells them to squint their eyes, after squinting them, which chnages the face perception, now the man in the picture is angry, then it moves on to the next illusion,

However, this goes on over 4 minutes 1 second, until it goes on the last illusion where a picture of a blue dot placed inside of a big, glowy, green circle is displayed, the viewer is told to stare at it, after 10 seconds, at which point a picture of Amy Peterson along with a loud roar.

Link
NOTE : The following video contains a screamer!
 * youtube.com/watch?v=7v3yD0X81so