Aspyr Media today announced that Guitar Hero III: Legends of Rock for Mac is now available on store shelves. Released in partnership with Activision, the Guitar Hero franchise makes its debut on Macintosh computers as a hybrid PC/Mac bundle that is available at major retail outlets across the US. The game matches its console counterparts with a set list that includes many of the most popular rock songs ever recorded. Content and features include a multiplayer action-inspired battle mode, grueling boss battles, a host of unlockable content and visually stunning rock venues Guitar Hero III: Legends of Rock for PC/Mac comes bundled with a wired X-Plorer guitar controller for US$79.99.