Related Clues:

• Brit's "bye!"
• English Beat "Save It for ___"
• Madonna "Sooner or ___"
• "I'm off, old chap!"
• "In a while"
• Off-putting statement that could make one alert
• Certain football pass
• Soho send-off
• "Signing off"
• "Bye, old bean!"
• Casual parting ... and a hint to this puzzle's four longest answers
• 'Toodles,' in Twickenham
• Brighton "Bye!"
• Definitely not now
• Thanks and thanks again so cheerio