Kilonzo released his first recording with Kilimambogo Brothers in 1975 when he released the song ' Mama Kifagio'. The group split in 1978 when Joseph Mwania and Joseph Sila left to form another group, Original Kilimambogo Stars. Kilonzo, however, continued releasing music with Kilimambogo Brothers. Originally, he performed in Kamba, his native language, but rose into national fame after releasing music in Swahili.
Death
Kilonzo died in 1987 due to illness. After the death of Kakai, his band Les Kilimambogo Brothers continued performing without him, although with less success.