Abstract: Initially this paper presents the conceptually expositions about imaginary audience and personalfable ideations, and reviews theoretical models of the two constructs, and the empirical date related to each model. Then the paper outlines the relationships between the two ideations and some aspects of the adolescent development, such as separation-individuation, risk-taking, depressive symptomatology, finally the paper explores the reasons for contradictory findings in most areas of the research, and suggests the directions for future research

Key words: adolescent, egocentrism, imaginary audience, personal fable