Related Clues:

• Idiot gets infatuated with Yukon — this is absolutely true
• Not a trifling matter
• "Honestly"
• "True dat!"
• Sarcastic reply to the obvious
• 'Seriously?!?'
• "Seriously?!?"
• 'For real'
• 'I swear it's true!'
• 'Seriously?!'
• Exclamation of frustration
• ''Cross my heart''
• 'No, seriously'
• "Give me a break!"
• Line of gravity