I made it through all 666 pages of the book Memoirs of Billy Shears, by Thomas E. Uharriet some time ago. To the left is a face split between the image on the cover of the book, and a 1957 photo, said to be of Paul McCartney, but actually the one I call Mike. In the book “Billy” claims to have undergone plastic surgery to implant plastic to create the illusion that he looks like “Paul”, or the man we know now as “Macca”. But it appears to me all they have done is take the original Mike and draft an image based on that. I see no plastic sticking out.
The book is written in two voices, that of “Billy”, who claims to have been a studio musician before the death of the original “Paul” on 9/11/1966, to have played in various bands under other names, to be a trained musician who can read music and who has written all of the songs of the Beatles (after 11/22/66) that are not separately attributed to John Lennon, George Harrison, or Ringo Starr. That part is made-up nonsense, but there is an overshadowing of truth admitted to in the time alluded to that came before the fake death on 9/11/66:
NOTE (Page 167): The Beatles’ music will evolve from the most naïve that their writers could imagine to the most liberated. The first hit in America ( being their second in the UK) credited to Lennon-McCartney, though far beyond their writing skills, was Launching the engineered social transformation that sold over 15 million copies worldwide. [MT Note: this must refer to either I Want To Hold Your Hand or She Loves You.]

I watch a show that has been running since 1998, locally and then nationally, called