National Choral Council pres. "Holiday Season Handel's Messiah Sing-In." Bring your own score and sing along, or buy at concessions before show; Avery Fisher Hall, 10 Lincoln Center Plaza, B'way (64th St.), 721-6500; 8, $21-$70.
nyc gay men's chorus
"Comfort and Joy: Songs for a Midwinter's Eve" feat. soprano Indira Mahajan; Carnegie Hall, 881 7th Ave. (57th St.), 247-7800; 8, $10-$75.
Kansai Youth Symphony of Japan
All Japan Society for Beethoven's Ninth Symphony pres. "Large Scale Beethoven's Ninth" at Carnegie Hall, 881 7th Ave. (57th St.), 247-7800; 8, $20-$30.
MUSIC FOR THE SPIRIT
St. Francis of Assisi Church hosts free weekly midday concerts. Midtown Concerts consist of both secular & sacred music. Today, resident experimental theater ensemble DZIECI pres. A Fool's Mass feat. sacred hymns, chants & "comic audience participation;" St. Francis of Assisi Church, 135 W. 31st St. (betw. 6th & 7th Aves.), 967-9157; 1:15, free.
NEW YORK STRING ORCHESTRA
Jaime Laredo conducts all-Mozart program feat. violinist Cho-Liang Lin; Carnegie Hall, 881 7th Ave. (57th St.), 247-7800; 7, $12-$36.
Cathedral of St. john the divine
New York's Ensemble for Early Music pres. "NOVA?A Medieval Christmas;" Cathedral of St. John the Divine, 1047 Amsterdam Ave. (112th St.), 280-0330; 3 & 8, $25 [repeats 12/26 at 3].
Baroque flutist perf. Telemann's The Compleat Fantasies for Glauto Traverso at Donnell Library Center, 20 W. 53rd St. (betw. 5th & 6th Aves.), 621-0620; 2:30, free.
Classical-music subversive satirist Professor Peter Schickele pres. "Ears Wide Shut;" Carnegie Hall, 881 7th Ave. (57th St.), 247-7800; 8, $16-$46 [repeats 12/29 at 8].
NY STRING ORCHESTRA
Jaime Laredo conducts works by Corigliano, Mozart, Mendelssohn & Beethoven feat. violinist Jennifer Koh & pianist Jonathan Biss; Carnegie Hall, 881 7th Ave. (57th St.), 247-7800; 8, $12-$36.