Possible Clues:

• 1950s heartthrob Paul
• 'Put Your Head On My Shoulder' singer Paul
• Paul who sang 'Lonely Boy'
• Paul who sang 'Eso Beso'
• 'You Are My Destiny' singer
• Paul who sang 'Put Your Head on My Shoulder'
• Diana singer
• Self-titled 1974 pop album
• '60s teen idol Paul ___
• Ottawa-born songwriter Paul