Harmonix, MTV Games and Electronic Arts have announced that Rock Band 2 is shipping to retail and will debut on Xbox 360 on Sunday, September 14, 2008, with an exclusive launch window in North America. Rock Band 2 features backwards compatibility with Rock Band downloadable music content. All previously purchased tracks will immediately load into your Rock Band 2 song list - no need to re-purchase or re-download. The game also offers major new and dynamic online modes, as well as more variety of instrument choices than ever before with new and improved drum and guitar peripherals, enhanced functionality and innovative new designs - all fully compatible with the original Rock Band instruments.