Hayley Mills stars in this delightful comedy about two mischievous students who turn a convent school upside-down with their pranks. Hayley Mills plays Mary Clancy, who, with her best friend Rachel Devery (June Harding), succeeds in driving the Mother Superior (Rosalind Russell) to distraction with an endless number of practical jokes. Just when there appears to be no hope for the school's two ..
