13: The Musical JR. is a high-energy coming-of-age show that follows Evan Goldman, a twelve-year-old boy who is forced to move from New York City to a small town in Indiana after his parents’ divorce. As he prepares for his Bar Mitzvah, Evan is determined to make new friends and fit in at his new school—but navigating the cliques, crushes, and social politics of middle school proves harder than he expected. With catchy songs and relatable humor, the musical explores themes of identity, friendship, acceptance, and the awkward, exhilarating journey of growing up.