DF Pranks

All the material that is required for this prank is a book or a dollar or something else that someone is likely to bend over to pick up; and a piece of cloth that makes a loud ripping sound.

First place the book or dollar out in the open, then wait for someone to come over and pick it up. When the person bends over, the moment they have stretched their pants to the fullest, rip a piece of cloth. It will Make a loud ripping sound as if the person has ripped their pants. It is amazing how many people will then reach back to check themselves out.