Related Clues:

• 'That's a fact!'
• "True story!"
• “Honest?”
• 'I'm serious'
• 'It's true, I swear!'
• 'I know it sounds weird, but it's true!'
• 'You're not serious'
• The serious matter of turning up on one liner
• "I swear"
• ''Bet on it!''
• It's true!
• "Seriously!"
• ''You can believe me!''
• 'Gimme a frickin' break!'
• One struggling to keep Jack in good health -- it's serious