Silver members can play Gear of War 2 free on XBL this weekend
Silver members who want in on the Gears of War 2 multiplayer can do so for free this weekend.
All XBL members are invited to participate in the online fragging, no matter the subscription level.
The event has started already, and will go until Monday, August 3 at 11:59am EST.
More on this is over on the official GoW2 website.