Register your gamertag now and get ready for a whole weekend of fun and competition! From 12:01 A.M. (ET) on Friday, November 16 until 11:59 P.M. (ET) on November 18, you’ll get an entry into the sweepstakes every hour when you play a multiplayer Call of Duty 4 session on Xbox LIVE®.

They have got a whopping 72 prizes to give away (one for each hour), so you’ve got plenty of chances to win. The Grand Prize package includes an Xbox 360 Elite console, VIP Accessories kit, Call of Duty 4 merchandise, and lots more!

You must register for your chance to win!
Register your gamertag before the end of the promotion on November 18. Check out the Play & Win rules for full details on the sweepstakes, including more info on how to register and participate, as well as detailed prize information.

NO PURCHASE NECESSARY. Open only to legal residents of the 50 United States (includes the District of Columbia) 18+). Game ends November 18, 2007. For details including free, alternate method of entry, see the Official Rules.

[Via Press Release, Copied from Xbox.com]