Molefe Maboti Jonas 'Kelley' Petlane, died at the Chris Hani Baragwanath Hospital on Monday.
According to www.iol.co.za, Petlane, 64, had been with Mango Groove since the 1990s, and released hits like Special Star.
“I was with him yesterday (Monday) afternoon at Bara hospital,” said founding member of the group John Leyden.
“He did not look that well. He was diabetic and has been battling kidney failure. We got the sad news later that he had passed away at 5.45pm.”
Mango Groove vocalist Claire Johnston tweeted: “R.I.P Bra Kelly Petlane, friend and colleague. We will miss you. Love and strength to your family. Siya dabuka (we are saddened).”