national prominence in 1955 with "I Got a Woman". Big Bill Broonzy said of Charles's music: "He's mixing the blues with the spirituals... I know that's wrong." In 1954 the Chords' "Sh-Boom" became the first hit to cross over from the R&B chart to hit the top 10 early in the year. Late in the year, and into 1955, "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 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 30 on the pop charts. Alan Freed, who had moved to the much larger market of New York City in 1954, helped the record become popular with white teenagers. Freed had been given part of the writing credit by Chess in return for his promotional activities, a common practice at the time. R&B was also a strong influence on rock and roll. A 1985 article in the Wall Street Journal titled, "Rock! It's Still Rhythm and Blues" said that the "two terms were used interchangeably" until about 1957. The other sources quoted in the article said that rock and roll combined R&B with pop and country music. Fats Domino was not convinced that there was any new genre. In 1957, he said, "What they call rock 'n' roll now is rhythm and blues. I’ve been playing it for 15 years in New Orleans". According to Rolling Stone, "this is a valid statement ... all Fifties rockers, black and white, country born and city bred, were fundamentally influenced by R&B, the black popular music of the late Forties and early Fifties". Late 1950s In 1956, an R&B "Top Stars of '56" tour took place, with headliners Al Hibbler, Frankie Lymon and the Teenagers, and Carl Perkins, whose "Blue Suede Shoes" was very popular with R&B music buyers. Some of the performers completing the bill were Chuck Berry, Cathy Carr, Shirley & Lee, Della Reese, Sam "T-Bird" Jensen, the Cleftones, and the Spaniels with