Even if their only beat was the wobbly riddim behind Chaka Demus & Pliers' "Murder She Wrote," Sly & Robbie would still go down as legends. But the Jamaican duo was at reggae's cutting edge since forming in the mid-'70s. On "Punky Reggae Party," they back Bob Marley with eerie organ and hard drums, while their production on Grace Jones' "Pull Up To the Bumper" pulls off slinky disco fusion.