Who has the right of way when four cars approach a four-way stop at the same time?

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.