Rebecca Rubin worries that her tenth birthday will be ruined because it falls during Passover, but her mother's cousin Max, an actor, takes her with him to a movie studio, where she makes friends with an actress and a set carpenter.

"When movie star Trevor and regular Little League player Sam discover that they are identical twins who were separated at birth, they decide to trade places for a while so that Sam can live the Hollywood life and Trevor can play baseball"--