The world waited 27 long years, but it finally got what it was waiting for Tuesday night on "Late Night with Jimmy Fallon"—Mike Tyson fighting himself in the video game, "Mike Tyson’s Punch-Out!!" In perhaps the most meta moment of his life, the former heavyweight champion took control of the fighter, Little Mac, in an attempt to knockout his 21-year-old virtual self. Though he tried his darndest, things ultimately didn’t work out: