CLUB: This month's EpiscoDisco will feature the aerial stylings of Adam Wier, Evan Holm’s Image Immersion Machine and music by Daniel Higgs, Barn Owl, Danny Paul Grody and Portraits.

7 to 10 p.m. // Grace Cathedral (1100 California St) // free

LITERARY: RADAR Productions, a San Francisco-based non-profit that produces literary happenings, presents RADAR Spectacle, a fundraiser for their queer writers retreat, featuring performances by Annie Sprinkle and Beth Stephens, Beth Lisick and Tara Jepsen, filmmakers Cheryl Dunye and Sam Green, and music by Trannyshack's Heklina, singer-songwriter Jill Sobule, and Hunx and His Punkettes. The event is hosted by Michelle Tea and Ali Liebegott and will also include an art auction of original work by Allison Bechdel, Catherine Opie, Nicole Eisenman.

7 to 10 p.m. // Make-Out Room (3225 22nd St) // $20-50

MUSIC: The Mission Dolores Basilica presents a free, Nondenominational Concert featuring sacred music performed by the East Bay's Chorus of Sufism Reoriented and the Children’s Chorus of the Meher Schools.

8 p.m. // Mission Dolores Basilica (3321 16th St) // free