premise: The Bee Gees did not produce music.
hypothesis: Bee Gees . were a pop music group formed in 1958 . The trio were successful for most of their decades of recording music , but they had two distinct periods of exceptional success ; as a popular music act in the late 1960s and early 1970s , and as prominent performers of the disco music era in the mid-to-late 1970s . The Bee Gees wrote all of their own hits , as well as writing and producing several major hits for other artists . After achieving their first chart success in Australia as the Bee Gees with `` Spicks and Specks '' ( their 12th single ) , they returned to the UK in January 1967 where producer Robert Stigwood began promoting them to a worldwide audience . The Bee Gees have sold more than 220 million records worldwide , making them one of the world 's best-selling music artists of all time .