The 411 on 420 in Las Vegas: The problem with smoking pot (420 is slang for smoking marajuana) used to be it wasn’t regulated. You never really knew what you were smoking. But not anymore. After a couple of whacky “why I don’t smoke pot” stories from Scott, we learn all the ins and outs of the 2017 Regulation and Taxation of Marijuana Act, which makes it legal (with certain guidelines) to purchase, possess, and grow marijuana in Nevada. HAVE A DRINK ON ME.