Related Clues:

• 'Good heavens!'
• 'Amazing!'
• ''Well, what do you know!''
• 'So that's your secret!'
• ''I didn't know that!''
• 'So there you are!'
• Whiz starter
• ''No kidding!''
• ''Gosh!''
• Expression of surprise
• Relative of 'Hmm ...'
• ''NOW I get it!''
• 'You could've knocked me over with a feather!'
• Command to a horse
• ''So that's it!''