Pheeble Will is a side quest in Fallout: New Vegas. Bighorner rancher Walter Phebus and his wife, Ethel, have traveled to New Vegas on the trail of a big-name rancher/robber baron named Heck Gunderson. Walter is bent on revenge after losing land to Gunderson in a shady deal. Warning: This quest is tied to Beyond the Beef, and depending on your actions, it is possible to fail one of the two quests.