Original: Darling "is a song of The Beatles composed by Paul McCartney (credited to Lennon\/McCartney) and appearing as the fourth song on the Abbey Road album in 1969.
Simplified: After an early attempt at this song on 27 January 1969 during the Let It Be sessions, Lennon announced, "Just heard that Yokos divorce has just gone through", after which he and the band burst into an improvised version of the song, singing "Im free at last" instead of a part of the lyric.