Summer means swimming and sunbathing for all the lucky people who either live near the sea or have a chance to go there. And if you have ever been there you would definitely remember that there are some public showers where everyone can wash himself. But we bet you've never thought of the way to use these innocent constructions as a part of a hilarious prank! But the hero of this video will help you correct this mistake easily. Watch him make poor girls go mad as they keep washing their hair as long as he wants them to!