Skip to main content Currently Reading San Francisco's beloved nightlife venues are on the brink of closure. It's time for everyone to step up FacebookTwitterEmail Marsha Marsha-Marsha performs in �Mother: Britney vs Christina,� a drag show at Oasis, Sunday, Feb. 2, 2020, in San Francisco, Calif.Santiago Mejia / The Chronicle The glamorous wigs still sit atop foam heads. The sequined dresses dangle from their racks. The large red heels rest, impatiently, in a closet. All that’s missing at the Oasis — San Francisco’s beloved drag club and cabaret — is the audience. All that’s com...