for Weston. Westport and Wilton Mrs. Edgar G. Parser. Fairfield Greenwich and Stamford ticket Chairmen are to be announced. JAZZ * SONGS NIGHTS AT THE WESTNOR: Westnor R*»«taurant260 Post Rd.. Westport. Tel. CApi tnl 7 3539Thurs. Sept 6: Barbara Lea. new song star.Tues. Scot. 11: Bernard Pfeiffer French Piano Sensation Thurs. Sent. IS: Pit Kirbv. TV songstress on Steve Allen s Show NORWALK SYMPHONY ORCHESTRA: Fir^t rehearsal of the orches tra is called for Wed eve Sent 5 at 8 om. in the Norwalk High School auditorium ST. CECILIA CHORUS OF GREEN WICH: Will hold its firt rehearsal of the fall season at the June Bin-nev Memorial House in Old Greenwich. The Chorus invites women of all near-bv communities to join