Michelle Pfeiffer was in her 20s when she became involved in a cult that encouraged its followers to live without food or water.Tabloids are full of stories of Hollywood actresses on crazy fad diets, but Michelle Pfeiffer once belonged to a cult that believed human beings could learn to live on nothing but air. In a recent interview with The Sunday Telegraph, the 55-year-old actress said she was 20 when she moved to Los Angeles and met a couple who acted like "personal trainers." “They worked with weights and put people on diets. Their thing was vegetarianism,” she said. “They...