Aug. 1: Summer Sing Choir Festival, 7pm at the Waterfowl Festival Building, 40 S. Harrison St., Easton, 7pm. Free Admission. Allegro Academy’s most anticipated event, the Summer Sing Choir Festival invites singers from across the Mid-Shore to join the intergenerational community choral event. Come Alive!: Music from Stage and Screen, with nearly 100 musicians, will perform selections from Leonard Bernstein, Aaron Copland, Rogers and Hammerstein, Stephen Sondheim, Jason Robert Brown, Lin-Manuel Miranda, and more. A donation of $20 is suggested.