Related Clues:

• Proposal response, often
• "That's an affirmative"
• 'Sounds good!'
• Thumbs-up answer
• Word before 'whatever' or 'right'
• 'I'd be glad to!'
• Opposite of 67 Across
• "Definitely!"
• "Indubitably!"
• When sung three times, part of a Beatles refrain
• "Affirmative"
• 'Let's get milkshakes!' response
• "Let's get milkshakes!" response
• What 40-Across means
• Kind of man at the office