Answer :
Final answer:
The first Beatles song to include only one Beatle is "Julia", which was released on their 1968 album "The Beatles" (also known as the "White Album"). It is written and performed solely by John Lennon as a tribute to his late mother, Julia Lennon.
Explanation:
The first Beatles song to include only one Beatle is "Julia", which was released on their 1968 album "The Beatles" (also known as the "White Album"). This song was written and performed solely by John Lennon as a tribute to his late mother, Julia Lennon. It features Lennon on vocals, guitar, and finger cymbals.