Klezmer summer concert. Evening outdoor concert featuring the Stanford Hillel Klezmer Band. Picnics and lawn chairs encouraged. In Cultural Hall Courtyard at the Oshman Family JCC, 3921 Fabian Way, Palo Alto. 7:30 p.m. Free. www.paloaltojcc.org/events.
Party like it’s 5774. Your own bar or bat mitzvah may long be over, but the fun is just getting started. The Big Mitzvah, organized by the S.F.-based Jewish Community Federation, is a dance party that will bring you back to those glory days. One hundred percent of ticket sales benefit local Jewish organizations (that’s the mitzvah part). The event will feature performances by Sofia Hoops and Brass Magic, as well as sets by local DJs Ze’ev VolcheGrooveSky, Slaptop and DJ Steve1der. 8 p.m. to midnight Saturday, Sept. 6 at the Mezzanine, 444 Jessie St., S.F. $36, VIP tickets $136. www.jewishfed.org
Safra. Jewish ensemble performs music from the Middle East, Turkey, North Africa and Yemen. Evening starts with dance lessons by Bruce Bierman. At Ashkenaz, 1317 San Pablo Ave., Berkeley. 7 p.m. lesson, 7:30 p.m. show. $12. www.ashkenaz.com.
Tamir Hendelman Trio. Jazz performance by the Israeli-born pianist and his band, presented by Napa Valley Jazz Society. At Silo’s Club, 530 Main St., Napa. 4 p.m. $20-$40. www.nvjs.org.