Buckwheat!
Ben Wallace's brother died of brain cancer just a few days ago, so his overreaction might've been caused by stress and grief over the death. He should be suspended 2-3 games max for shoving Artest. Artest, on the other hand, ratcheted up the whole incident by going ballistic and into the stands over a little paper cup thrown at him. Artest should be gone 20 games minimum.