Superhero-Sunday: Iron Man Homage Painting by NEMO

So what's the story of the above Iron Man painting where he is smoking a dooby? I am a huge fan of John Romita Jr and seeing this homage was a trip! We went straight to the artists' mouth for the reason of being, and Mike "NEMO" Mendez tells it straight:NEMO: "i recently did a IRON MAN painting for a show that got CANCELED at the last minute, the show was called "MADE IN AMERIJUANA" lol was