Paul McCartney disputes the popular perception (at one time promoted by him) that John Lennon's relatonship with Yoko Ono in the late-1960s broke up the Beatles. “She certainly didn’t break the group up,” McCartney said in remarks quoted by The Guardian. “The group was breaking up....
“When Yoko came along, part of her attraction was her avant garde side,
her view of things, so she showed him another way to be, which was very
attractive to him. So it was time for John to leave, he was definitely
going to leave.”