Before revision: "Chuck Berry biography at Thomson Gale Chuck Berry pioneer of introducing suggestive lyrics, amped-up R B chords and driving bass lines to the genre, rock n' roll,, performs duckwalk in songs such as the 1956 "rock, rock, rock!"
After revision: "Chuck Berry biography at Thomson Gale Chuck Berry performs duckwalk in songs such as the 1956 "rock, rock, rock!"