Related Clues:

• ''I swear!''
• "God's honest truth"
• Fine performance given
• Loud performance, it's true
• Indisputable detail
• Reference book tidbit
• True piece of information
• 'True dat!'
• It's no lie
• 'When Alexander Graham Bell invented the telephone he had three missed calls from Chuck Norris,' for example
• 'Cross my heart!'
• 'Dead serious!'
• Loud performance in reality
• ''It's the truth!''
• "Is that a ___?"