Terms & Conditions Guitar Hero II ™ & © 2006-2007 Activision Publishing, Inc.  Guitar Hero is a trademark and Activision and RedOctane are registered trademarks of Activision Publishing, Inc. Game code © 2005-2007 Harmonix Music Systems, Inc. Developed by Harmonix Music Systems. Covered by one or more of the following patents: U.S. Patent Nos. 5,739,457, 6,018,121, 6,225,547, 6,347,998, 6,369,313, 6,390,923, 6,425,822, 6,429,863, 6,645,067 and 6,835,887; patents pending. All Gibson marks, logos, trade dress, guitar models and related rights provided pursuant to license from Gibson Guitar Corp. Used with Permission. Microsoft, Xbox, Xbox 360, Xbox LIVE, and the Xbox logos are trademarks of the Microsoft group of companies. The ratings icon is a registered trademark of the Entertainment Software Association.  All other trademarks and trade names are the properties of their respective owners.  All rights reserved.