IMPROV: Tickets might still be available at the door for the opening of BATS Improv's 25th Anniversary Season, featuring a special presentation of the first Theatresports show, followed by a champagne and dessert reception with the cast, company, and BATS Community. (8 p.m., B350 Fort Mason Center, Buchanan and Marina)

DANCE: PunkkiCo founder Raisa Punkki presents the debut of her dance collaboration Pick Cells -- "metaphor & minimalism, costumes that create chaos, movement that represents strength and resilience in the face of fate at its most callous plus a score that uses electronica along with the cello of Joan Jeanrenaud." (8 p.m., Dance Mission Theater, 3316 24th Street)

MUSIC: Yoshi's presents SF jazz vocalist, Audrey Moira Shimkas, who is heavily influenced by the jazz greats Billie & Ella, and contemporaries like Nancy Wilson, Mary Stallings, Dianne Reeves and Diana Krall, accompanied by Ben Flint on keyboard and Adam Goodhue on drums, as part of Yoshi's free jazz series. (6 to 9 p.m., Yoshi's San Francisco, 1330 Fillmore Street)