BU Events Calendar Concerts (March 31 through May 31) Sunday, April 15 9:45 AM The Bach Experience Saturday, April 21 4:00 PM Visions 2018 Friday, April 27 6:30 PM Inner Strength Gospel Choir Concert Saturday, April 28 8:00 PM BERNSTEIN Chichester Psalms & BACH Lobe den Herrn, meine Seele, BWV 69a Sunday, April 29 3:30 PM BYSO Anniversary Spring Concert Monday, May 7 4:30 PM Bridging Communities Through the Arts Sunday, May 20 3:00 PM Coro Allegro presents "The Struggle Continues"