Eminem to rock Mandela's birthday bash.

Controversial rapper Eminem has been confirmed to sing at former South Africa president Nelson Mandela's 90th birthday party. Reports suggest that Eminem had to be convinced to perform and we heard he was approached. "We're amazed to have Eminem on board. We wanted some of the greatest artistes from recent times and Eminem was on the list. It's going to be explosive stuff and it's certainly a big stage to make his comeback."