Ever since the advent of the uber-popular music-themed videogame Guitar Hero -- before it, even -- players of both the casual and intense variety wished and hoped for the chance to play as their favorite, iconic bands: The Stones, Zeppelin, Hendrix, and of course The Beatles. And when Guitar Hero's chief competition, the more-than-just-six-strings opus Rock Band, debuted last year the dreams of all the would-be Pauls, wannabe Micks, and shoulda-been Pages only intensified. More after the jump...