@ San Fransisco City Hall, 1 Dr. Carlton Goodlett Place, Rm 284. Supervisor Rafael Mandelman welcomes artist Jun Yang whose art is currently on display. 4-5pm. mandelmanstaff@sfgov.org

@ Yerba Buena Gardens Festival, 760 Howard Street. A free outdoor jazz concert featuring David Hardiman’s San Francisco All-Star Big Band in a special performance in the annual AfroSolo Arts Festival. 1-3pm. AfroSolo Theatre Company on Facebook

@ Harvey Milk Photo Center, 50 Scott Street. The annual exhibit of work by the staff, members and volunteers showcasing the Center’s Darkrooms and Digital Labs. 1-4pm http://www.harveymilkphotocenter.org

@ El Rio, 3158 Mission Street. 2pm. Dressing up, wigs and rhinestones are encouraged at this party hosted by Manuel Caneri and Nancy French benefiting Dolly’s Imagination Library. 2-8pm. http://www.elriosf.com

@ The Ivy Room, 860 San Pablo Avenue. DJ Page Hodel teams up with DJ Mysdefy for a dance event at this woman -owned club in Albany. 4-8pm. http://www.ivvyroom.com

@ ERA Art Bar, 19 Grand Avenue, Oakland. An LGBTQAAIPTS happy hour, meet, mingle and dance. 5–9pm. Hey Girl Hey on Facebook.

@ Lake Merritt Dance Center, 1st Floor Lounge, 200 Grand Avenue, Oakland. First Saturdays Women’s partner dancing and lessons. 7pm Lesson; 8pm Dancing. http://www.countrynightsdance.com