Rock Band 3 Demo Available for Xbox 360 and PlayStation 3

Keyboard parts playable with five-button guitar controllers.

Harmonix, the world's premier music video game developer, and MTV Games, a part of Viacom's MTV Networks, today announced that a demo for Rock Band 3, the next generation in the ultimate social and interactive music gaming platform, is now available for PlayStation 3 computer entertainment system and the Xbox 360 video game and entertainment system from Microsoft.

Read more at IGN.