Beach Blanket Babylon: Steve Silver's musical revue spoofs pop culture with extravagant costumes. Wednesdays-Sundays. $25-$130. Club Fugazi, 678 Green (at Powell), 421-4222.
Big City Improv: Actors take audience suggestions and create comedy from nothing. Fridays, 10 p.m. $15-$20. www.bigcityimprov.com. Shelton Theater, 533 Sutter (at Powell), 882-9100.
The Business: A Comedy Show: Wednesdays, 8 p.m. $5. Dark Room Theater, 2263 Mission (at 18th St.), 401-7987.
The Busy World Is Hushed: Story of a woman minister and her troubled relationship with her gay son. Wednesdays-Sundays. Continues through May 1. $24-$36. New Conservatory Theatre Center, 25 Van Ness (at Market), 861-8972.
Caliente: Teatro ZinZanni production starring El Vez. A sister and brother lead a rebellion in an attempt to live out their dreams in show business. Through June 19. $91-$186. Teatro ZinZanni, Piers 27 and 29 (Embarcadero and Battery), 438-2668.
The Charles Phoenix Retro Slide Show: Comedy performance by humorist who has collected kitschy mid-20th century American artifacts. Thu., April 14, 8 p.m. $25. Roxie Theater, 3117 16th St. (at Valencia), 863-1087.
"Fauxgirls!": Third Saturday of every month, 10 p.m. free. www.fauxgirls.com. Kimo's, 1351 Polk (at Pine), 885-4535.
Geezer: Geoff Hoyle's solo performance about what it's like to grow old. Continues through May 1. $20-$50. The Marsh, 1062 Valencia (at 22nd St.), 826-5750.
Into the Clear Blue Sky: Sleepwalkers Theatre's second play in its "apocalypse trilogy." Written by J.C. Lee. Thursdays-Saturdays. Continues through April 30. $15-$17. The Phoenix Theatre, 414 Mason (at Post), 989-0023.
Loveland: Solo show by Ann Randolph. Fridays, Saturdays; Sundays. Continues through May 8. $20-$100. The Marsh, 1062 Valencia (at 22nd St.), 826-5750.
M. Butterfly: David Henry Hwang's play. Thursdays-Sundays. Continues through April 16. $20-$28. Gough Street Playhouse, 1620 Gough (at Bush).
Monday Night ForePlays: Spring EGGstravaganza: PianoFight series features sketch comedy written, produced, and performed by women. Mondays, 8 p.m. Continues through April 25. $15-$30. Dark Room Theater, 2263 Mission (at 18th St.), 401-7987.
Monday Night Marsh: On select Mondays a different lineup of musicians, actors, performance artists, and others takes the stage at this regular event that's hosted local celebs like Josh Kornbluth and Marga Gomez in the past; see www.themarsh.org for a lineup of future shows. Mondays. $7. The Marsh, 1062 Valencia (at 22nd St.), 826-5750.
Obscura: A Magic Show: Christian Cagigal's one-person narrative involving magic and audience participation. Fridays, Saturdays. Continues through April 16. $15-$25. Exit Theatre, 156 Eddy (at Taylor), 673-3847.
Part Two of the Fourth Dimension Trilogy: Solo performance by comedian Will Franken. Sat., April 16, 8 p.m. $20. The Purple Onion, 140 Columbus (at Pacific), 956-1653.
Sea Turtles: A GenerationTheatre production in which four characters at different ages are played by seven actresses. Starting April 15. Fridays-Sundays; Thu., April 21. Continues through April 30. $9.99-$30. Exit Theatre, 156 Eddy (at Taylor), 673-3847.
Secret Improv Society: Underground improvisational theater. Saturdays, 10 p.m. $15. Shelton Theater, 533 Sutter (at Powell), 882-9100.
Shopping! The Musical: Songs and sketches about shopping. Fridays, Saturdays, 8 p.m. $23-$29. www.shoppingthemusical.com. Shelton Theater, 533 Sutter (at Powell), 882-9100.
Songs of the Dragons Flying to Heaven: Satire on race written by Young Jean Lee. Wednesdays-Saturdays. Continues through April 30. $15-$25. The Thick House, 1695 18th St. (at Arkansas), 401-8081.
Tape: A play by Stephen Belber about old friends, blackmail, and date-rape. Fridays, Saturdays, 8 p.m. Continues through April 23. $15. Dark Room Theater, 2263 Mission (at 18th St.), 401-7987.
Tony 'n' Tina's Wedding: Saturdays, 7 p.m.; Fridays, 7 p.m. $88.50-$115.50. www.tonyandtinasanfrancisco.com. Swiss Louis Restaurant at Pier 39, 2 Beach (at Embarcadero), 421-2913.
Twelfth Night: Production of the African-American Shakespeare Company. Saturdays, Sundays, 3 p.m. Continues through May 1. $15-$30. African American Art and Culture Complex, 762 Fulton (at Webster), 922-2049.
Upper Cut Improv Showcase: Improv and sketch comedy. Fridays, 7 p.m. $5. San Francisco Comedy College, 414 Mason (at Geary), 921-2051.
Wirehead: New play by Benjamin/Brown on humans' ability to adapt to changing technology. Tuesdays-Saturdays. Continues through April 23. $40-$50. SF Playhouse, 533 Sutter (at Powell), 677-9596.