Yossarian and Appleby's Fist Fight

Yossarian and Appleby get into a fist fight at the officers' club after Orr hits Appleby with a ping-pong paddle. The fight is broken up, but it leads to a series of events, including Chief White Halfoat punching Colonel Moodus. The fight is a release of pent-up aggression and a symbol of the petty rivalries that fester within the group.