Related Clues:

• 'So THAT'S the trick here!'
• 'I see what you did there!'
• Horse wearing pair of spectacles? That's a surprise!
• 'So that's the trick!'
• ''Color me surprised''
• 'Who would've thunk it!'
• 'What do we have here?'
• 'I see what you're doing!'
• 'I thought so!'
• 'I'm onto you!'
• Shout of surprise
• "___ darned!"
• ''__ seeing you!''
• 'What do we have here!'
• 'What's this!'