R&B superstar P Diddy had
barely touched down in
The star, whose real name is
Sean Combs, used to be known as Puff Daddy. He was in
Other international performers were to include Alicia Keys and Usher.
On Friday, Diddy sent young Khayelitsha residents into a frenzy when he made a surprise appearance at the area' s day clinic.
The award-winning performer gave away tickets to the concert, signed autographs and met Aids sufferers.
"It's an experience. I am proud of them and I have a lot of admiration for their courage and perseverance," he said.
The singer looked overwhelmed by the crowds eager for autographs and handshakes. It was Diddy's first visit to the continent.
"It's really beautiful. I've been waiting a long time to be here, and it feels good," he said.
Local acts Danny K, Mandoza, 101, Bianca le Grange and Ready D were due to join the star-studded line-up in the fight against Aids.
The concert will be broadcast on South African television on December 1 - World Aids Day - as well as worldwide on MTV.