Former Cosatu general secretary Zwelinzima Vavi and EFF leader Julius Malema are plotting to overthr.
Kelly, who was last in the country in 2010, is expected to be back again this year as part of his Single Ladies World Tour.
The singer, songwriter and producer-turned- actor is expected to perform for only two nights in Johannesburg on March 21 and March 23 in Durban.
Sabata Lechema of Afropulse Entertainment, who is bringing out the 46-year-old Grammy winner, confirmed the news yesterday.
"He's an artist of a high calibre that's why we are bringing him," he said.