MUSIC: Noise Pop and Hard French present Big Freedia, "a 6-foot-plus phenom powered by brash sexual energy and raw, self-made talent," who's described as the "queen diva of bounce music." The organizers advise that newbies "wear great underwear, and get ready to sweat." (9 p.m. to 2 a.m., Public Works, 161 Erie Street)

SCIENCE: NightLife celebrates turtles and their more than 200-million-year existence with a Turtle Power extravaganza, featuring renowned dance troupe Capacitor's performance of an excerpt from Okeanos, a portrait of the ocean as body, environment, resource, metaphor, and force, along with information on turtle conservation groups, a special dive show in the Philippine Coral Reef, and more. (6 to 10 p.m., California Academy of Sciences, 55 Music Concourse Drive, Golden Gate Park)

TALK: Fab.com CEO and founder Jason Goldberg will provide insight into the design-focused retailer’s meteoric success at the Commonwealth Club's talk, Fab.com: The Design Darling of Ecommerce, which focuses on the rise of curated content, social shopping, and the next phase of ecommerce. (6:30 p.m., The Commonwealth Club of California, 595 Market Street, 2nd Floor)