Hagen Jazz (jimhagenmusic.com), featuring guitarist Jim Hagen, bassist Roger Brooks and drummer Chuck Standish, performs at 8 p.m. Friday at Chevy Chase Country Club, 3067 E. Chevy Chase Drive, Glendale. Admission is free and open to the public. Call (818) 246-5566 or visit chevychasecc.com.


The Caltech Jazz Band presents its annual festival from 1 to 6 p.m. Saturday at Caltech’s Gates Annex Patio, 1200 E. California Blvd., Pasadena. Performers include the Jimmy Branly Trio, featuring Andy Langham and Edwin Livingston, plus the Amanda Hamilton Group. Free and open to the public. Call (626) 395-3295 or visit events.caltech.edu.


The Society for the Activation of Social Space through Art and Sound (SASSAS) kicks off its 20th anniversary concert series with soundShoppe, a monthly, improvised noise jam led by Joe Potts, and a performance by the soundShoppe Orchestra from 1 to 4 p.m. Sunday at Center for the Arts, Eagle Rock. Free, but RSVP at sassas.org.


Poets and old friends Erica Jong and Kim Dower discuss and sign their latest poetry selections, Jong’s “The World Begins with Yes” and Dower’s “Sunbathing on Tyrone Power’s Grave” at 7 p.m. Monday at Vroman’s Bookstore, 695 E. Colorado Blvd., Pasadena. Call (626) 449-5320 or visit vromansbookstore.com.