Per Wikipedia:

Osibisa is a Ghanaian-Caribbean Afro rock band founded in London in the late 1960s by four expatriate West African and three London-based Caribbean musicians.

What happened to Osibisa band members?
In June 2023, long-time Osibisa bass player, sometimes keyboard player and producer Victor Mensah died at the age of 66, after a protracted illness. Founding member Teddy Osei, singer, saxophonist and drummer, died on 14 January 2025 in London.

Wikipedia: Osibisa