Photo by Travis Jensen.

COMEDY: Expect to be challenged at Laughter Against the Machine, "an issue-oriented, no-holds-bar show with no preconceived expectations, no party lines, and certainly no cheerleading," anchored by Nato Green, W. Kamau Bell, and Janine Brito. Tonight's show will be the lab show for a national tour coming in the fall and kicks off LATM's Kickstarter.com campaign to raise money for a tour documentary. (8 to 11 p.m., Stagewerx, 533 Sutter)

FILM: The Topp Twins: Untouchable Girls, which is "[p]art concept film, part biopic, part historical record, part comedy," explores the lives of the world's only comedic, country singing, dancing, and yodeling lesbian twin sisters, while also providing a history lesson on the last fifty years of New Zealand history. (9 p.m., Roxie Theater, 3117 16th Street)

SALON: Hit up the Creative Commons Salon to learn about how we as individuals can maximize our simultaneous roles as learner and educator in the 21st century, in which we are more connected to each other and to information than ever before. The discussion will also be livestreamed via Ustream. (7 to 9 p.m., pariSoma, 169 11th Street)

ART: Artist Aaron Terry has transformed Ever Gold Gallery into a cave-like installation in an exhibition entitled, Resistance to the Indignities of Modern Life, in which the viewer becomes part of a massive common story that 
will evolve during the duration of the exhibition. The exhibition will feature appearances byTerry’s alter ego, the 
Urban Yetti, a mythical character borne from Terry’s childhood uprooting 
from a childhood on remote land to an adolescence in urban Philly. (6 to 10 p.m., Ever Gold Gallery, 441 O'Farrell Street)

MUSIC: SF Indie's Another Hole in the Head Film Festival, which features all the best in horror, fantasy, and sci-fi, kicks off tonight with a hard core launch party and death rock/punk/garage rockabilly show to get your blood pumping. The line-up includes legendary Bay Area bands, Plan 9, Los Shimmy Shakers, and the Yes Gos. (9 p.m., Cellspace, 2050 Bryant Street)

SALON: In conjunction with the new Gertrude Stein exhibit at the Contemporary Jewish Museum, poet and editor Jesse Nathan and composer and painter Chris Janzen present Dinner, a series of epic poem songs that narrate — with words, jazz, rock and roll, and electronica — a fantastical, salon-like dinner party populated by Gertrude Stein, Virginia Woolf, Bobby Fischer, Michael Jackson, Billie Holiday, Glenn Gould, and other dead eccentrics. (7 to 9 p.m., Contemporary Jewish Museum, 736 Mission Street)

MUSIC: Peck the Town Crier will perform his unique fusion of "P-Funk-era party jams, old school boogie woogie, hand drum grooves, and marching band music," with support from Roy G Biv & The Mnemonic Devices, who exude "the essence of good times and happy melodies."

9 p.m. // Elbo Room (647 Valencia St) // $8

SALON: The Creative Commons presents an Interactive Salon featuring creative professionals from SFMOMA, the Oakland Museum, and beyond discussing the growth of user participation and sharing in museums and cultural institutions. The event will include a workshop component where participants can experiment with redesigning an art exhibition for more social, collaborative engagement.

7 to 9 p.m. // Gray Area Foundation for the Arts (55 Taylor St) // $5-10 suggested donation

THEATER: San Francisco Theater Pub presents the one-night-only Wilde Card event, featuring two rarely performed short plays by Oscar Wilde, The Florentine Tragedy, La Saint Courtesan, along with original music by singer/songwriter Sara Judge, which was inspired by Wilde.

8 p.m. // Cafe Royale (800 Post) // free, donations appreciated

FUNDRAISER: SF Camerawork presents Looking Forward, Giving Back, a festive evening of music, photography, and a silent auction benefiting SF Camerawork's First Exposures, which provides free weekly photography classes to underserved youth.

6 to 9 p.m. // SF Camerawork (657 Mission St) // $10-50

SALON: The Green Zebra Action Center kicks off Earth Day with Creative Entity Opening with Amy Seidman. Artist/Musician Amy Seidman will discuss the intersection of music, digital media and technology, followed by a reception for In Response to That, Seidman's photography exhibit featuring a time capsule of The Great LA Clean Up, a grass roots response to the 1993 LA Riots. Seidman's musical group AmesEla will then perform.

5 to 8 p.m. // The Green Zebra Action Center - Crocker Galleria (50 Post St) // free

HISTORY: Chris Carlsson will discuss his forthcoming book Ten Years That Shook the City: 1968-78, which covers everything from Los Siete de la Raza to the housing and redevelopment politics of the era, the San Francisco State Strike to the lesser known strikes.

7:30 p.m. // CounterPULSE (1310 Mission St) // free