Related Clues:

• See 27-Across
• Nonverbal equivalent of 'You have got to be kidding me!'
• Alternative to a head slap
• [I can't believe that just happened!]
• Nonverbal groan
• *Relative of a facepalm
• "D'oh!" accompanier (... 3-7)
• 'D'oh!' gesture
• "D'oh!" gesture
• ''How silly of me!'' gesture
• [I'm such an idiot!]
• Unspoken expression of exasperation
• (I can't believe I did that!)
• *Nonverbal alternative to “How embarrassing!”
• [D'oh!]