NOT REVIEWED

Avenue Q New Conservatory Theatre Center presents the story of a recent college grad named Princeton who moves into a shabby New York apartment all the way out on Avenue Q. Through Jan. 21. $35-$60. New Conservatory Theatre Center, 25 Van Ness Ave., S.F. (415) 861-8972. nctcsf.org

Bambi Lake The punk rock anarchist, transgender pioneer, author, poet and chanteuse performs along with Natasha Muse and Maria Konner. 7 p.m. Sat. $25. Oasis, 298 11th St., S.F. sfoasis.com

BATS Improv Improvised comedy ranging from sketch to full-evening works. “Theatresports: One Night Stands,” a team improvisational challenge where the audience chooses the winner. 8 p.m. Fridays through Jan. 26; “Split Decision,” An improvised work based on “what if” decisions made by the audience. 8 p.m. Saturdyas through Jan. 27. $17-$20. Bayfront Theatre, Building B, Fort Mason, S.F. (415) 474-8935. www.improv.org

The Birthday Party A.C.T. presents Harold Pinter’s classic drama about the arrival of two unsettling strangers in an English seaside town. Wed.-Feb. 4. $15-$110. A.C.T.’s Geary Theater, 415 Geary St., S.F. (415) 749-2228. act-sf.org

Courage Under Fire: The Story of Elroy Playground Solo Performance Festival presents Thomas Robert Simpson’s story about how his father transcended Jim Crow’s insanity to commit a personal act that was