Rock Band 2 Dates Slip Out A friendly retail tipster sends us word that Rock Band 2 has suddenly popped up in their computer system. Better still the listings for the Playstation 3, Wii and Xbox 360 versions are all dated: Xbox 360- September 14th PS3- October 19th Wii- November 18th Hit the jump for further photo evidence.Rock Band 2 Dates Slip Out Rock Band 2 Dates Slip Out