Related Clues:

• 'It's so obvious'
• 'How did I miss that!'
• 'How could I be so silly?!'
• Play-___ (toy clay)
• Head-slapping comment
• 'Obvs!'
• 'It was right in front of me all along!'
• Exclamation often prompted by Bart Simpson
• “It’s obvious!”
• ''Sure, now that you've told me!''
• 'How obvious'
• "How obvious"
• ''What an oaf I am!''
• Head-slapping cry
• Note exclamation of annoyance