Related Clues:

• It's uttered while jumping on a chair
• Squeal caused by a mouse
• Comic-strip cry
• Exclamation from a blockhead
• 'Am I an idiot!'
• Bart Simpson hears it a lot
• "You scared me!"
• Homer Simpson utterance
• Noted cartoon catchphrase
• Comics-page cry
• Comic strip scream
• "Silly me!"
• 'I saw a mouse!'
• Toon shriek
• Response to dropping donuts and so forth