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 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)