Related Clues:

• ''Great idea!''
• Sleuth's outburst
• "Aha"
• "Got it"
• 'It's clear now'
• "I thought so!"
• ''Understood''
• Opposite of 'duh!'
• Sleuth's cry
• ''Finally!''
• Light-dawning remark
• "Gotcha!"
• 'I caught you!'
• ''Aha!''
• 'Now it's clear'