Edith, Osbert and Sacheverell Sitwell were the children of possibly the most selfish andmismatched couple in the annals of the British aristocracy. They became in the 1920s, inCyril Connolly's words, 'a dazzling monument to the English scene . . . had they not been there a whole area of life would have been missing.' John Pearson describes the public and private live of this strangest and most flamboyant of literary families.