The war between humans and flies has been going on for centuries. Although there are some people who seem able to tolerate flies buzzing around and landing on them, most people find flies to be both disgusting and annoying. In fact, most people will go to great lengths to keep flies away. The list of devices and substances available to kill flies is quite lengthy. There are electronic bug zappers, insecticides, fly swatters, and a variety of fly traps employing different methods for trapping and killing flies. Obviously, many businesses offer products and services to deal with this problem and there is no shortage of do-it-yourself methods for eliminating flies. In this video a simple fly trap is shown which can be made out of common things found around the normal house. Just cut off the top of a plastic water bottle. Turn the top upside down and place it on the bottom part of the bottle after pouring some vinegar, dish soap, and witch hazel into the bottom part of the bottle. This improvised device will attract, trap, and kill lots of flies. Try it for yourself!