Related Clues:

• Proposal reaction, sometimes
• Prog band whose lead singer was once a milkman
• ''Absolutely''
• ''How exciting!''
• "Sure thing!"
• Shout of victory
• "I have an idea!"
• 'It's a go'
• Intercom response
• "Go for it!"
• Air show reaction
• “Of course”
• "La-la" preceder
• Fist-pumper's cry
• ''That's great!''