Last week’s Classical Music Agenda omitted an excellent concert opportunity that just came to my attention, annual concerts of Schubert’s music called Schubert, Schubert, and Schubert. The final installment is this evening (March 18, 8 p.m.), at Georgetown University’s Gaston Hall (37th and O St. NW), when the Auryn String Quartet will play Schubert’s Quartetsatz, D. 703, and the “Death and the Maiden” quartet, D. 810. Pianist Kyoko Hashimoto will also play the four Schubert…

FRIDAY: >> Print out this PDF and take it to Local 16 between 6 to 9 p.m. tonight to receive a free drink, courtesy the Not For Tourists Guide to Washington, DC 2007. They’ll also be giving away free copies of the Guide. >> Local rockers The Pharmacy Prophets are brewing up a high-concept hootenanny at Iota tonight. When the band takes the stage, they’ll simultaneously be filming live concert footage for a multimedia project…