Related Clues:

• 'I hadn't thought of that'
• '___, old chap!'
• Thousand dollars, in slang
• 'Wow'
• Thou
• 'Holy smokes!'
• G
• 'Indeed!'
• 'Indeed!' overseas
• 'Turn right'
• 'Hmm, I don't know!'
• 'You don't say!'
• 'Wow!'
• 'Fancy that!'
• 'My word!'