August 20th marks the last time that all four of The Beatles are together as
a group in a recording studio. They completed mixing "I Want You" for
the "Abby Road" album at EMI’s London studio. The unusual song was
written by John Lennon, but credited to Lennon-McCartney. It last nearly
eight minutes, with very few lyrics, only 14 different words are sung.

 
From left: Recording engineer George Martin, Paul McCartney, and Ringo
Starr in the EMI Mixing Room