Rhythm and blues "Hearts of Stone" by the Charms made the top 20. At Chess Records in the spring of 1955, Bo Diddley's debut record "Bo Diddley"/"I'm a Man" climbed to number two on the R&B charts and popularized Bo Diddley's own original rhythm and blues clave-based vamp that would become a mainstay in rock and roll. At the urging of Leonard Chess at Chess Records, Chuck Berry had reworked a country fiddle tune with a long history, entitled "Ida Red". The resulting "Maybellene" was not only a number three hit on the R&B charts in 1955, but also reached into the top
British rhythm and blues metal. Some, like Mayall, continued to play a "pure" form of the blues, but largely outside of mainstream notice. The structure of clubs, venues and festivals that had grown up in the late 1950s and early 1960s in Britain virtually disappeared in the 1970s. By 1970 British rhythm and blues had virtually ceased to exist as an active genre. Rhythm and blues bands began to find it very difficult to achieve serious album sales, even in the UK. Vinegar Joe, formed in 1971 around the vocals of Elkie Brooks and Robert Palmer and the instrumental talents of Pete Gage and