The Rhythm Games Challenge

Rhythm games are a very important piece of every growing child's development. If it weren't for DDR, would any of us even know how to dance at the club? If it weren't for Guitar Hero, would anyone on the entire planet know how to play guitar? No. Because guitars didn't even exist until a time traveler brought Guitar Hero back to the neolithic period. Oops, uh, please disregard that previously classified information.