It was the first time a Beatles song was not arranged by Martin ( and the only time it was done with the Beatles ' consent : Phil Spector 's orchestration of Let It Be was done without McCartney 's knowledge ) .
It was the first time a Beatle song was not arranged by Martin ( and the only time it was done with the Beatles ' consent : Phil Spector 's orchestration of Let It Be was done without McCartney 's knowledge ) .