Formed in 1960, Ladysmith Black Mambazo is a world-renowned South African vocal chorus. With over 50 albums to their credit, the all-male choral group became a well known a cappella act stemming from their involvement in Paul Simon’s 1986 album Graceland. Since that initial breakthrough, the group has gone on to earn multiple Grammy awards and platinum record sales. Their latest release, Always with Us, is a tribute to the late wife of the group’s vocal leader. Also acting as world ambassadors for mbube, a South African singing style, Ladysmith Black Mambazo return to the North Bay Tuesday, March 4, at the Wells Fargo Center. 50 Mark West Springs Road, Santa Rosa. 8pm. $29—$39. 707.546.3600.