Fri–Sat, Aug. 1–31, 8 p.m.
Bayfront Theatre, Bldg. B, Fort Mason Center
Don’t miss a new show every weekend by the Bay Area’s finest improvisational actors, including the yearly S.F. vs. L.A. Theatresports Grudgematch on Saturday, Aug. 16, and the 25th anniversary of Improvised Shakespeare on Fri–Sat, Aug. 8–9. $17-$20, 415-474-6776, improv.org