So gametrailers.com released a new preview of Rock Band 2. It's already on our upcoming list, clocking in for a September 14th release on Xbox, (October 19th for PS3 and Xbox 360 bundle, and November 18th for the Wii version) but here's a small teaser for the time being. Visit Penny Arcade's thread on it here for further information including the known setlist for Rock Band 2, which respectfully holds 84 master tracks, and the Achievements list that will accompany the Xbox 360 version of the game. Only two months away, Max and I can't wait!