Shear Madness
This bubbly whodunit/sex farce set in a hairstyling salon has the audience voting to determine the likely suspect in a murder upstairs. It features ’60s pop and equally oldies-styled humor. T, W, Th, F, Sa, Su; visit the website for showtimes. Through 9/5. $33-$38. The Cosmopolitan Cabaret, 1000 K St.; (916) 557-1999; www.californiamusicaltheatre.com.