Related Clues:

• 'Oh, I don't know'
• 'Aw, shucks'
• 'I had no idea!'
• Riddle of the Sphinx answer
• Intro to "you're swell"
• Intro to "is it hot!"
• 'Nowhere ___' (1966 hit)
• Ingenuous cry
• Start to whiz
• 'Wowza!'
• "My goodness"
• "Hmm ..."
• Horse command
• "I'm impressed"
• Head of government?