This is the Beligan-Congolese acapella quintet "Zap Mama" in it's original form. This is a song from 1991, full acapella sang (they did this live also) from their first album "
Zap Mama" in Belgium and elsewhere known as
"Adventures in Afropea" (Crammed Disk/Lukaka Pop). The music is based on traditional acapella music from Congo and the rest of Africa. They sing in a mixture of Congolese languages, french and english.