Related Clues:

• "Stupid me!"
• Homer's 'Phooey!'
• 'That's, like, so obvious'
• Cartoon "How dumb can I be!"
• 'I am such a dope!'
• 'I goofed!'
• Exclamation written in scripts as '(annoyed grunt)'
• Head-slapping word
• ''How stupid of me!''
• Homer Simpson epithet
• 'It's so obvious!'
• "No __!"
• 'Obviously, Einstein!'
• Homer's outcry
• 'What a moron I am!'