Answer :

Final answer:

John Lennon of The Beatles had a contentious relationship with record producer Phil Spector, especially during the production of the Let it Be album.

Explanation:

It is widely known that John Lennon of The Beatles had a contentious relationship with Phil Spector, the record producer who was brought in to work on the Let it Be album. Although not explicitly stated as 'hate', Lennon, along with the other Beatles members, experienced frustration with Spector's production style, known as the 'Wall of Sound,' which was vastly different from the way the Beatles had traditionally recorded their music. The relationship between Lennon and Spector became especially strained during the later years of The Beatles.