Thru June 8: It was supposed to be a great year for 13: The Musical’s Evan Goldman, who’spreparing for his bar mitzvah. Then his parents divorce, and he has to move from Manhattan to the suburbs, with its new school—and new girls. This is what it means to grow up? Oy. Media Theatre, 104 E. State St., Media, (610) 891-0100, www.mediatheatre.org.