The Beatles by Martin. Because of the paucity of new Beatles music, AllMusic's Unterberger and Bruce Eder suggest the album might be "inessential" but for Harrison's "It's All Too Much": "the jewel of the new songs ... resplendent in swirling Mellotron, larger-than-life percussion, and tidal waves of feedback guitar ... a virtuoso excursion into otherwise hazy psychedelia". Although "Let It Be" was the Beatles' final album release, it was largely recorded before "Abbey Road". The project's impetus came from an idea Martin attributes to McCartney, who suggested they "record an album of new material and rehearse it, then perform it before a
The Beatles "Dizzy Miss Lizzy"; they were the last covers the band would include on an album, with the exception of "Let It Be" brief rendition of the traditional Liverpool folk song "Maggie Mae". The band expanded their use of vocal overdubs on "Help!" and incorporated classical instruments into some arrangements, including a string quartet on the pop ballad "Yesterday". Composed by and sung by McCartney – none of the other Beatles perform on the recording – "Yesterday" inspired the most cover versions of any song ever written. The group's third US tour opened with a performance before a world-record crowd of