It's Kentucky Derby time and that can only mean one thing. Crazy hats! Oh yeah, there will be some horses and they'll run and stuff, too, but...hats! While it might look like people just grab anything they can find and throw it on top of their head, there is actually a strict code of conduct when it comes to Kentucky Derby hats. How do we know? Cause we just made one up. Check out the do's and dont's of Derby hats.