Related Clues:

• Simpson outburst
• Musical note
• Homer's word
• Forehead-slapper's cry
• "Of course!"
• Homer Simpson cry
• 'Boy, am I dumb!'
• "How could I be so stupid?"
• Homer's expletive
• Schnook's cry
• Homer's exclamation
• Cry made with a head-slap
• Play clay
• "How obvious!"
• 'Isn't that obvious?'