These pranksters set up a booth at the mall posing as fortunetellers, but when the victim's eyes are closed they disappear, and leave the victim sitting on a toilet.
After the person sits down to have their fortune told they're asked to close their eyes and concentrate on a piece of paper. This gives the assistance time to remove the drapes from the porcelain throne.
The setup requires a little planning, and it looks like the mall cop might be in on the joke and lots of laughs are had by all. .