<P> The song was largely written during a recording session at Abbey Road Studios on 18 September 1968 by John Lennon and Paul McCartney . McCartney : `` We thought , ' Why not make something up ? ' So we got a riff going and arranged it around this riff . So that is 50 - 50 John and me , made up on the spot and recorded all in the same evening . '' During the session , the Beatles and the recording crew made a short trip around the corner to McCartney 's house to watch the 1956 rock & roll movie The Girl Ca n't Help It which was being shown for the first time on British television . After the movie they returned to record `` Birthday '' . </P>
<P> The song was largely written during a recording session at Abbey Road Studios on 18 September 1968 by John Lennon and Paul McCartney . McCartney : `` We thought , ' Why not make something up ? ' So we got a riff going and arranged it around this riff . So that is 50 - 50 John and me , made up on the spot and recorded all in the same evening . '' During the session , the Beatles and the recording crew made a short trip around the corner to McCartney 's house to watch the 1956 rock & roll movie The Girl Ca n't Help It which was being shown for the first time on British television . After the movie they returned to record `` Birthday '' . </P>
who wrote they say it 's your birthday
who wrote they say it 's your birthday
John Lennon Paul McCartney
John Lennon Paul McCartney