ART: Tonight's Big Idea Night at YBCA, DIYbca, enables you to "redesign your reality with the Bay Area’s pioneering brand of homemade, homespun, DIY weirdness" with a huge slew of performances and installations, such as being on a reality show, making your own instruments, sweating to '80s videos, creating stencils, and much more.

9 p.m. // Yerba Buena Center for the Arts (701 Mission St) // RSVP

FILM: Other Cinema DVD (OCD) and Alternative Digital Domain (ADD) present a four-part series, KwikGigs, showcasing live A/V performances (accompanied by a USB ‘Flash-Drive’ release), contemporary moving-image artwork, and (often double-projected) 16mm film. Tonight's event is a fundraiser to benefit Other Cinema's fall exhibition schedule.

8:15 to 11:30 p.m. // ATA Gallery (992 Valencia St) // $6

CLUB: "Lezzies, lovers, and friends" head over to the popular Cockblock, which happens every 2nd and 4th Saturday, featuring pop, hiphop, dancepop, and electro. Is it your birthday (and you're a girl)? Then you get in free!

10 p.m. // Rickshaw Stop (155 Fell St) // $5-7