Want a cup full of crazy?  Spend eight minutes listening to Dan Aykroyd explain why Crystal Head Vodka is the coolest.  From ghosts to UFOs to diamond-filtering, Aykroyd spends 8 minutes selling a gimmick for what might be a pretty good vodka on its own.  Don’t worry, we’ve got the Youtube video after the jump, but for now– the details.  Apparently Aykroyd really dug Indiana Jones and the Kingdom of the Crystal Skull.  While the legend of the film was borne in truth, the existence of a series of ancient, pristine crystal skulls found throughout the world, we didn’t expect this myth to bring a new vodka into the world.  Well, somebody made the connection.  While we agree the packaging is nothing short of sweet, the concept is far, far fetched…  We’ll let Mr. Aykroyd explain that…