thursday/6
“Fiddler on the Roof.” Performance by the Sonoma State student theater department. Through Feb. 16. At Sonoma State University, 1801 E. Cotati Ave., Rohnert Park. 7:30 p.m. $10-$17. www.sonoma.edu/theatreanddance.
saturday/8
“Feisty Old Jew.” Actor Charlie Varon’s play about a curmudgeonly 83-year-old living a 20th-century lifestyle in the 21st-century Bay Area. Through March 16. At the Marsh, 1062 Valencia St., S.F. 8 p.m. $25-$50. www.themarsh.org.