Northern Virginia Festival Chorus Concert. Wednesday, Nov. 2 at 7:30 p.m. at the Schlesinger Center in Alexandria. The voices of the NOVA Community Chorus, the Annandale Chorale, and choirs from JEB Stuart, Falls Church and Edison High Schools will join in "Requiem" by John Rutter. The NOVA Community Chorus will perform selections from Mozart's "Requiem." For information, call 703-845-6026. The Schlesinger Center is on the Alexandria campus of the Northern Virginia Community College at Beauregard St. and Braddock Road; directions are on the Web at www.nv.cc.va.us/alexandria/schlesingercenter/index.html.