Sublime

If importance in popular music were measured in terms of imaginativeness, creativeness, wit, the ability to translate a variety of experiences and feelings into musical form, and long-term influence and reputation, Chuck Berry would be described as the major figure of rock ’n’ roll.

And without helping himself to a slice of the songwriting credits, which would have been standard practice. The failure of George Martin to rip them off remains one of the most bizarre elements of their story.