Collegiate A Cappella Benefit Concert The pitches are perfect and the cause is noble at the Brattleboro Museum & Art Center’s 18th annual Collegiate A Cappella Benefit Concert. Unaccompanied singers from around New England converge on the Latchis Theatre for a night of thrilling music, with ticket sales benefiting BMAC. Featured acts include the Williams College Ephlats, the Northeastern University Nor’easters, the University of Massachusetts Amherst’s Vocal Suspects, Shades of Yale, the Dartmouth Sings and the Vassar Devils, featuring Brattleboro hometown hero Ben Brady. Proof of vaccination required.