guitar Ringo Starr – harmony vocal, drums George Martin – organ Neill Sanders – French horn James W. Buck – French horn Tony Randell – French horn John Burden – French horn Reprise Paul McCartney – lead vocal, bass, Hammond organ John Lennon – lead vocal, rhythm guitar George Harrison – lead vocal, lead guitar Ringo Starr – lead vocal, drums, tambourine, maracas Certifications References Sources The Beatles songs 1967 songs 1978 singles 2005 singles Bee Gees songs British hard rock songs British psychedelic rock songs Capitol Records singles Charity singles Live 8 Live singles Parlophone singles Paul McCartney songs Song recordings produced by George Martin Songs about fictional male characters Songs published by Northern Songs Songs written by Lennon–McCartney