Local singers perform arias and art songs by Mozart, Verdi, Puccini, Gilbert & Sullivan, and others. 7:30 p.m. (seating begins at 6 p.m.), 734 Brewing Company, 15 E. Cross, Ypsi. Free; donations accepted. Buy your own food & drink. Reservations required at bit.ly/operaontapreservations or email [email protected]. (734) 678–2782.