* EMPIRE BRASS QUINTET
Morse Auditorium, Boston University, 602 Commonwealth Ave. - Works by Leonard Bernstein, Cole Porter, Jelly Roll Morton. 8 p.m.
* MUSIC FROM MARLBORO
Soloists from Marlboro Festival in Vermont. Longy School of Music, 27 Garden St., Cambridge. Chamber music - Works by Haydn, Barber, Beethoven, Brahms. 8 p.m.
* BOSTON PHILHARMONIC
Jordan Hall, 290 Huntington Ave. - Works by Britten, Beethoven, Vaughan Williams. 8 p.m. Also Sun. at 4 p.m., Sanders Theatre, Harvard University, Cambridge.
* I MUSICI
Mechanics Hall, 321 Main St., Worcester - All-Vivaldi concert by Italian baroque string orchestra. Also Sat., Jordan Hall, 8 p.m.
* SPYRO GYRA
Berklee Performance Center - 7:30 & 10:30 p.m. Rock.
* PETER, PAUL, AND MARY
Opera House, 539 Washington St.- 7:30 p.m. Folk.
* BOSTON CECELIA
With Liederkreis Ensemble. Jordan Hall - Schubert and Schumann choral lieder. 8 p.m.
* HOLLY NEAR AND INTI-ILLIMANI
Orpheum Theater, One Hamilton Pl. - 8 p.m. Folk and flutes and drums of the Andes.
* ILLINOIS JACQUET
Agassiz House, 10 Garden St., Cambridge. 3 p.m. Jazz improvisation workshop. THEATER
Dates in italics indicate original publication of reviews.
* ANGEL CITY
(Sam Shepard's comic nightmare about selling out in Hollywood. 4/19.) American Repertory Theatre at the Hasty Pudding Theatre, 12 Holyoke St., Cambridge - Sat., 8 p.m.
* AMERICAN BUFFALO
(Gritty, macho tale of small-time Chicago hoods by leading American playwright. Reviewed 4/24 in Arts & Leisure section.) Wilbur Theatre, 252 Tremont St. - Tues.-Sat., 8 p.m.; mat., Sat. 2. Closes Sat.
(Possibly overrated English musical, but a legend in the making. 12/29.) Shubert Theatre, 265 Tremont St. - Mon.-Sat., 8 p.m.; mat., Sat., 2. Closes Sat.
* CRIMES OF THE HEART
(Tragicomedy about three sisters hit by calamity. 4/26.) Trinity Square Repertory Company, 201 Washington St., Providence, R.I. - Tues.-Sun. 8 p.m.; mat., Sun. 2. Through May 27.
(Avant-garde New York City group links up ''The Crucible'' with readings from Alan Ginsburg and Timothy Leary. 4/26.) The Wooster Group at Boston Shakespeare Company Theater, 52 St. Botolph St. - Tues.-Sat. 8 p.m.; Sun. at 3. Through May 13.
Alley Theatre, 1253 Cambridge St., Cambridge - Thurs.-Sat., 8 p.m.; Sun., 3. Through May 26.
* TAKING STEPS
Lyric Stage, 54 Charles St. - Fri., 8 p.m.; Sat., 5 and 8:30; Sun., 3. Through May 27. CHILDREN'S EVENTS
Boston Children's Theater, New England Life Hall, 225 Clarendon St. - Sat., 2 p.m.
Wheelock Family Theater, 180 The Riverway - Fri., Sat., 7:30 p.m.; Sun., 3. Through May 13.
* BUSCH-REISINGER MUSEUM
Kirkland and Quincy Sts., Cambridge - Drawings by German artist Joseph Beuys. Through June 17.
* INSTITUTE OF CONTEMPORARY ART
955 Boylston St. - ''Currents'': An 18-month program designed to reflect the broad diversity in contemporary art styles, issues, and themes.
* MUSEUM OF FINE ARTS
465 Huntington Ave. - ''Jean-Francois Millet: Seeds of Impressionism,'' through July 1. OTHER EVENTS
* A LIGHT UNTO MY PATH
101 Belvidere St., Christian Science Center, Boston - Free nondenominational exhibit exploring the Bible in sight and sound. Mon-Sat., 10-5; Sun. 12-5; closed Tues.