On Friday, July 22, Seun Kuti, play the Prospect Park Bandshell in Brooklyn. However, the real treat on that bill will be the warm-up act, Faaji Agba, a collective of octogenarian Nigerian musicians. The link is to a planned documentary film about the group (by Nigerian director Remi Vaughan Richards), some of whose music careers date back to the 1940s.

* On Friday, July 29, Malian singer Oumou Sangare, is set to perform.