CGRtrailers, from Classic Game Room®, presents the Rally Expansion Pack trailer for FORZA HORIZON. For fans of rally car racing the action gets even better with the rally pack for Forza Horizon. Forza Horizon fans can now experience the thrill of rally car racing in the confines of this racing game in the Forza series. This expansion pack will be out tomorrow, December 18, 2012, for the Xbox 360Xbox Live.