Kriss Kross singer, Chris Kelly, found dead Chris Kelly, who for a brief period in the 1990s was famous as one half of the diminutive hip-hop duo Kriss Kross, has died in Atlanta. He was 34. Kelly, known as "Mac Daddy," and his rap partner Chris "Daddy Mac" Smith, were only 13 when they were discovered at a local mall by producer Jermaine Dupri, who signed them to his So So Def label. They rose to fame with their debut single, 1992"s "Jump," and toured with Michael Jackson. Famously, the pair wore all their clothes backwards. Kelly was pronounced dead on Wednesday at an Atlanta hospital, after a suspected drug overdose at his home.