Related Clues:

• Tours ta-ta
• Word from a Parisian bouncer?
• Word sung twice before 'to you and you and you'
• 'Farewell,' to Jacques
• "Bye"
• Toulouse toodle-oo
• "Farewell, François!"
• Exiter's exclamation, sometimes
• 'Bye, now'
• Bye that's bid
• "Bye now"
• Farewell, in 19-Across
• 'Peace'
• "Arrivederci!"
• Toulouse "Toodle-oo"