How to win free beers with this bottle cap trick

Learn how to win a free beer every time with this great bar trick. Challenge someone to blow a bottle cap into a bottle, setting the prank up like in the how-to video. It is a great trick because it is very hard, impossible even, to do, and is especially effective at a bar when people have been drinking and are ripe for being conned. Check out this video practical joke tutorial and use your new powers of deception at your discretion.