Q: Who has the right of way when four cars approach a four-way stop at the same time? A: The pick-up truck with the gun rack and the bumper sticker saying, "Guns don't kill people. I do." Q: When driving through fog, what should you use? A: Your steering wheel. Q: What is the difference between a flashing red traffic light and a flashing yellow traffic light? A: The color. Q: How do you deal with heavy traffic? A: Heavy psychedelics.