Related Clues:

• See 43-Across
• Sean Lennon's mom
• Partner of John
• John's wife
• "Give Peace a Chance" collaborator, with 6-Down
• John's love
• Beatle bride
• Singer Ono
• Julian's stepmom
• Sean's mother
• John Lennon's 'Dear ___'
• ''The Ballad of John and __''
• Beatle bride's first name
• __ Ono
• John left Cynthia for her