Colorado is a pretty progressive state when it comes to smoking marijuana. There are hundreds of medical marijuana dispensaries centers that will sell the kush to anyone with the money and a doctor's note. But with the swarms of cops and security roving the grounds of Dick's Sporting Goods Park outside of Denver on Saturday, it was still pretty audacious for one of the original weed rap groups, to light up the monumental bong on-stage -- and what looked like the joint from Pineapple Express. We've got the photos.

To you Cypress Hill, we salute. (Click play and scroll through these photos.)

And then they brought out their bong (which has its own special touring case.) First, some music: