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 both chronologically and in terms of personnel, with the later and more narrowly focused British blues boom. The blues boom began to come to prominence in the mid-1960s as the rhythm and blues movement began to peter out leaving a nucleus of instrumentalists with a wide knowledge of blues forms and techniques. Central to the blues boom were John Mayall & the Bluesbreakers, who began to gain national and international attention after the release of "Blues Breakers with Eric Clapton" ("Beano") album (1966), considered one of the seminal British blues recordings. Peter Green started a "second great epoch of British