Released in 1971, ‘Black Rock’ was the first important step towards making The Bar-Kays one of the most reliable and powerful funk groups of the decade. Listen to The Bar-Kays’ Black Rock now.

Part Two of Six. Huw Stephens and Sian Eleri tell the story of Welsh language pop in the 1970s. A decade of rock, revolution and a once-in-generation referendum. Of protest, prison and punk rock.