Guitar Hero: Aerosmith Demo is Live

The Guitar Hero: Aerosmith demo has launched on the Xbox 360 and Playstation 3 we're told. The demo includes Sweet Emotion and Dream On by Aerosmith, as well as Walk this Way by Run DMC and I Hate Myself for Loving You by Joan Jett and the Blackhearts. Say what you will about artist-themed Guitar Hero games, at least…