All thumbs

•Fans of African music shouldn't miss a rare visit by Stella Rambisai Chiweshe, known as Zimbabwe's queen of the mbira, an instrument — historically played by men — known in the West as the "thumb piano." Chiweshe performs 8 p.m. Saturday at Bantaba World Music & Dance, 691-B S. Broadway, Boulder. $15. (303) 499-6484.