Related Clues:

• Classic catchphrase
• Blunderer's cry
• Post-accident word
• "How stupid of me!"
• Slipper's sound
• Worrying comment from a surgeon
• 'Simpsons' word added to the OED
• Dropped-donut reaction for Homer
• "Simpsons" word added to the OED
• 'Boy, am I an idiot!'
• ''Sorry I spilled that!''
• Unwelcome word at a china shop
• Clumsy one's expression
• 'I shouldn't have done that'
• Head-slapper's cry