@ Make-Out Room, 3225 22nd Street. Observing the 40th anniversary of The King’s passing, SF Elvis All Star Band performs with Leigh Crow as Elvis Herselvis and DJs Shindog and Cammy presenting Elvis music and videos. 8pm-1:30am. http://www.makeoutroom.com

@ Oakstop, 1721 Broadway, Oakland. A four-day conference (August 17-20) including workshops, performances, networking, keynote speakers and more. butchvoices.com

@ Beaux, 2344 Market Street. Gay men and friends meet for conversation, food and piano performances. 5-8pm. maxsf.org

@ California Academy of Sciences, Golden Gate Park, 55 Music Concourse Drive. The weekly CAS NightLife presents an evening for cat lovers to proclaim the love of all things feline. The event will feature a cat video festival, the internet’s funniest feline antics, SF SPCA’s Kitten Coral, discussion by Cat Man of West Oakland and more. 6-10pm. calacademy.org

@ Raven Bar & Lounge, 1151 Folsom Street. A monthly cocktail mixer hosted by alumni of Ivy League and other colleges. 6:30-8:30pm. president@sfpennclub.com

@ El Toro Nightclub, 2470 San Bruno Avenue. Hosted by Pollo Del Mar, the Portola Neighborhood Association’s prom will crown its Prom Queen and King. 7-11pm. portolasf.org

@ El Rio, 3158 Mission Street. Hosted by Lisa Geduldig, featuring Bob McIntyre, Carla Clayy, Kat Evasco, and Ian Williams at the popular Mission bar each month on 3rd Thursdays. 8pm. elriosf.com

@ North Berkeley Senior Center, 1901 Hearst Avenue, Berkeley. Group discussions on topics such as dating, loss of friends, going back in the closet to survive, dealing with exes and children, aging and loneliness and Alameda County services. Info: anne@pacificcenter.org or 510-548-8283 ext 126.