Soon after the sweet sounds of the first electric guitar hit the airwaves, another revolutionary instrument started showing up in the hands of rock 'n roll aficionados everywhere. Hard to see, but easy to play, the air guitar may be the most popular musical non-instrument ever. Not to be outdone by so-called "real guitar players," air guitarists have their own rad moves, national championships and superstar players. So print out this infographic, put on your
headphones so you don't wake the neighbors, and start jamming your way to air guitar fame.