Observer Editor, Free
Opera on Tap.:
Local singers perform arias and art songs. Tonight’s theme: “Deck the Halls With Songs of Divas.” 7:30 p.m. (seating begins at 6 p.m.), Ypsi Alehouse, 124 Pearl St., Ypsilanti. Free; donations accepted. Buy your own food & drink. Reservations required at bit.ly/operaontapreservations. 487–1555., . . . . . .