Related Clues:

• '-- Hear a Waltz?'
• ''___ my brother's keeper?''
• ''What ___ doing?!''
• Bing Crosby's 'So ___'
• Cole Porter's '-- Love You?'
• 'But who ___ to …?'
• ''Who ___ to judge?''
• French ally
• Pal, in Paris
• Friend in 7-Down
• ''And how!''
• "__ dreaming?"
• "What __ saying?"
• 'How -- love thee'
• "__ to blame?"