See the handy press release below for all the corporate jargon and extra information.

Cambridge, MA -- March 23, 2009 -- Harmonix, the leading developer of music-based games, and MTV Games, a part of Viacom's MTV Networks, (NYSE: VIA, VIA.B), along with distribution partner Electronic Arts Inc. (NASDAQ: ERTS), today announced plans for a North American release of Rock Band Track Pack Classic Rock for the Xbox 360 video game and entertainment system from Microsoft, PLAYSTATION 3 computer entertainment system, PlayStation 2 computer entertainment system and Wii home video game console from Nintendo on May 19, 2009.

Rock Band Track Pack: Classic Rock is a standalone software product that allows owners of Rock Band and Rock Band 2 to keep the party going with more hit songs from the pantheon of rock music. In addition, Rock Band Track Pack: Classic Rock, like all Rock Band software, is compatible with all Rock Band instrument controllers and other current music-based video game peripherals. The 20-song pack features an outstanding mix of Rock Band fans' favorite classic rock hits including songs by mega artists The Who, Rush, Boston and The Police.

Fans who buy the Rock Band Track Pack: Classic Rock for Xbox 360 and PLAYSTATION 3 system can play directly from the disc or download the songs onto their consoles' hard drives through a free offer with Xbox LIVE online entertainment network or the PlayStation Network. Once downloaded, the songs will automatically appear in the player's custom Rock Band library and can be integrated into setlists and played in all game modes. With more than 600 tracks available in the Rock Band music catalogue and regular releases of downloadable content every week, Rock Band Track Pack: Classic Rock is yet another way rockers can continue to expand and customize their music libraries.