Imaginary audience refers to the belief that others around us are as concerned with our thoughts and behaviors as we are one aspect of adolescent egocentrism.
Imaginary audience is allegedly a form of adolescent egocentrism that involves confusing one’s own thoughts with those of a hypothesized audience and concluding that others share your preoccupations. Imaginary audience, moreover is adolescents’ feeling that their behavior is constantly being watched by their peers; expression of adolescent egocentrism, with adolescents feeling that they are constantly "on stage,'' or playing to an imaginary audience.