Benefits & social events

saturday | 20

Senior Shabbat Lunch. At Levy Family Campus, 14855 Oka Road, Los Altos. 12 p.m. $4-$5. (408) 357-7438.

saturday | 21

“A Hot Night in a Cool Place.” Music, drinks and fun. Ages 21-45. At the Contra Costa JCC, 2071 Tice Valley Blvd., Walnut Creek. 8 p.m. $10. (925) 938-7800 ext. 238.