Jazz

The baritone--burliest of saxophones--is the focus when Cecil Payne and Nick Brignola join forces in a quintet to close out a five-day run tonight through Saturday, 8 and 9:30 p.m. at the Jazz Bakery, 3233 Helms Ave., West L.A. $20. (310) 271-9039.

Theater

“Beijing Spring,” Joel Iwataki and Tim Dang’s wonderfully sung new pop opera about the bloody 1989 Tiananmen Square confrontation, ends Sunday at 2 p.m. at East West Players at David Henry Hwang Theatre, 120 N. Judge John Aiso St., Little Tokyo, $23-$30. (800) 233-3123.

Museums

“The Great Experiment: George Washington and the American Republic” and “Treasures From Mount Vernon: George Washington Revealed” the largest collection of Washington documents ever assembled, including personal items such as his famous dentures, letters to his wife, Martha, and five of his swords, closes Sunday at the Huntington Library, 1151 Oxford Road, San Marino. Today-Sunday, 10:30 a.m.-4:30 p.m. Adults, $8.50; seniors, $7; students, $5; children under 12, free. (626) 405-2141.

Family

Feld Entertainment, keeper of the Barnum label, makes a splendid splash into the one-ring big top genre with “Barnum’s Kaleidoscape” closing Sunday at the corner of Constellation and Century Park West in Century City. Today, 3:30 and 7:30 p.m.; Friday, 7:30 p.m.; Saturday, 2 and 7:30 p.m.; Sunday, 1 and 5 p.m. $22.50 to $48. (877)-9BARNUM.