According to reports, the 27-year-old artist was performing at a show when he collapsed on stage and was pronounced dead a few minutes later.
As of the time of writing, there was no certainty as to what caused the slump or the cause of his death.
Since the news broke, tributes have been pouring in on Twitter. Julius Malema, a politician, tweeted a heart break emoji, and fans expressed shock at his death.
We will continue to monitor the situation and provide updates as they develop.