Rumor: MS planning five hour long New Xbox Experience media blitz

VG Chartz.com, Microsoft will hold their five hour long New Xbox Experience re-launching event on September 25th beginning at 7:00PM eastern and unleash an all out media blitz. Rumored to be announced during the event is news regarding free Halo 3 DLC, new Mass Effect DLC, the first of two chunks of GTAIV DLC and info regarding Portal. Also, during the event, six Xbox Originals will be released for free. There is also mention that MS will announce a Sirius Satellite Radio partnership, a new music download service and something called "Mad Lib" of which isn’t explained. As if that wasn’t enough, Microsoft will be announcing twelve new game titles exclusive to the 360, all of which are codenamed, but the rumor source confirms Assassins Creed 2, Mass Effect 2, a new Conker title, a new Rare shooter and two new Halo games are in the mix. Phew!