Stephanie Klein was an eighth grader with a weight problem. It was a problem at school, where the boys called her Moose, and it was a problem at home, where her father reminded her, No one likes fat girls. After many frustrating sessions with a nutritionist known as the fat doctor of Roslyn Heights, Long Island, Klein's parents enrolled her for a summer at fat camp. Determined to return to school thin and popular, without her lard arms and puckered...