Classical is just as good. I think they have Violin or Cello Hero here too.

[And as he says them both instruments appear in the background behind him as if enticing them to play them instead of Guitar Hero. He seems to consider the offer for a minute before walking over and tossing him the hologram guitar.]

Ah, we can play easy then, kiddo. [Doctor, please don't use that word.] I'll even let you pick the song.