Porgy & Bess in Concert comes to life performed by the Marian Anderson Scholar Artists and MAHS Instrumental Ensemble, under the direction of Musical Director and Pianist Professor Thomas Weaver. The operetta, emceed by Philadelphia Inquirer columnist Jenice Armstrong, marks the 27th anniversary of the National Marian Anderson Historical Society. It’s a true tribute to the legacy of the acclaimed South Philadelphia contralto and civil rights activist Anderson. 6 p.m. to 9 p.m., tickets $25 to $50, Philadelphia Naval Shipyard, Chapel of Four Seasons, 1202 Constitution Ave., RSVP: 215-779-4219, marianandersonhistoricalsociety.weebly.com.