Rock Band 2 is a great social game. It's perfect for when you're having a party or just hanging out with friends. There is an in-depth training mode that is really helpful if you've never played Rock Band before. It tells you how to play each instrument and guides you through step by step. I played the first 3 Guitar Hero games before getting RB 2, and it isn't difficult to adjust. GH: World Tour peripherals are actually compatible with Rock Band 2, so don't bother getting two sets of instruments for both games! There is a wide assortment of music from indie rock to heavy metal and the selections...