National Weed Day is April 20th, which also happens to be my birthday. The legalization and use of marijuana is and has been a controversial subject as we all know. Is it good or bad for health, does it help glaucoma? I am sure many of our readers are on the fence with this issue. We are not here to answer those questions, just to share our bit of optical fun with one of my favorite and iconic comedians, Cheech and Chong.