Possible Clues:

• 'Wake Up Little ___' (1957 hit)
• If you knew her, you'd find what use is for her
• 'If You Knew ___' (Eddie Cantor favorite)
• Phoney issue, but if only you knew her!
• ''Wake Up Little ---'' (1957 hit)
• Old song: ''If you knew . . . . . like I know . . . . .''
• A woman is to be put back in charge
• O'Neill, who was an Olympic and world swimming champion
• Woman from Cambridge is usually in the ascendant
• "Wake Up" girl of song