1. A gaming system for playing a wagering game, comprising: a plurality of gaming machines configured to play a wagering game and to participate in a community-event; and a movable member disposed adjacent to said plurality of gaming machines and being configured to move relative to said plurality of gaming machines during a community-event from a first position to a second position to reveal at least one community-event outcome for said community-event; and a controller configured to award one or more awards associated with said at least one community-event outcome, wherein the movable member is moved relative to the plurality of gaming machines in response to a single triggering event.