We can't stress this enough: Do not proceed unless you have 30 minutes free. This supercut of every Jean-Claude Van Damme kill ever committed to film will pull you in.
We can pretty much guarantee that consuming cannabis on Mars would be a hell of a lot different than smoking up on Earth. OK, so we know from science experts like Neil deGrasse Tyson that smoking weed in space probably isn't a very good idea. Space exploration is an incredibly complex and difficult process, so you definitely don't want to accidentally mess something up just because you got too high.