Related Clues:

• Tag end?
• ___-whiz technology
• 'Well, fancy that!'
• 'Hmm'
• 'Who knew?'
• 'That's impressive!'
• Haw alternative
• Naive utterance
• 'That's unbelievable!'
• "Who'da thunk it!"
• Well, I never put Troy in Ascot wear
• Shout of surprise
• Beaver Cleaver interjection
• "Only trouble is, ___ whiz ... I'm dreaming my life away"
• Holy cow buried in village earth