-- The 2007 'Stache Bash: The regular world now knows what bears have known for a long time: mustaches are kinda cool. This even will show you just how cool they, in fact, are. Burlesque troupe Kitty Kitty Bang Bang and DJ Ross Hogg's hip hop, dancehall, roots reggae, and dub sounds intertwine with a night of 'stache championing. Tonight's bash will feature a mustache pageant, a beer foam retention test, a mustache haiku......

-- Sweetie and Love is Chemicals (image to the left): Hear rock and melodic ditties in the Mission with these two “sugary, pop” outfits. Show starts at 10 p.m. at the Knockout, 3223 Mission; $10 -- Bad Boys of Summer: It's like Oz meets Field of Dreams, or something like that. Catch this documentary about San Quentin convicts playing baseball. Film starts at 7:30 p.m. at the Yerba Buena Center for the Arts Screening......

Hey you kids: get off Wednesday's lawn! Tonight: Nothing says fun like a documentary about a bipolar girl trying to deal with life after her failed suicide attempt! The Film Arts Foundation is screening Learning to Swallow as part of their True Stories: Sneak Previews of New Documentaries series. 7:30 p.m. at the Yerba Buena Center Screening Room, $8. Thursday: The Surround>Sound series wraps up its San Francisco aural experience at the Luggage Store Gallery......

Wednesday killed a man -- with a trident! Tonight: As part of their series previewing new documentaries, the Film Arts Foundation is screening David L. Brown's "The Bridge So Far," about the shenanigans surrounding the reconstruction of the Bay Bridge, at the Screening Room in the Yerba Buena Center. $7, 7:30 p.m. Thursday: Options on both sides of the bay tonight (as if nothing happens in either SF or Oakland on any other day of......

Om, shanti, shanti, shanti, Wednesday..... Tonight: After you visit Stephen Colbert's adopted eaglet Stephen Jr. at the SF Zoo, stop by the zoo's Great Hall for a talk by the Gilman Int'l Conservation Foundation, about their efforts to save the okapi. The okapi is an endandered zebra/giraffe-y-like African eland whose pleasing combination of vowels and consonants gives it a place of honor in the hearts of obsessive crossword puzzlers like ourselves. Reception at 6:30, talk......