A having difficulties musician realizes he is the only individual in the world who will try to remember The Beatles after waking up in an alternate actuality wherever they hardly ever existed.
So there is leakage there. Then I said I might do a string quartet. The musicians objected to fidgeting with headphones, so I gave them Paul's voice and guitar on two speakers both side in website their microphones. So you will find leakage of Paul's guitar and voice about the string tracks.
After recovering, he sings the Beatles track "Yesterday" for his buddies and discovers which they have not heard about the Beatles.