David Perry's father started a group for teens whose mission was to wait until marriage to have sex. He asked his son David if he would be the king of their virgin float at 4th of July parade. "I rode on the float on a throne of chastity while girls who hadn't even reached puberty tossed tootsie rolls to my laughing peers I wore that crown" The book is published by Simon & Schuster, priced $24.99.