Related Clues:

• Upswing
• ___-la-la
• 'Wonderful!'
• 'Awesome!'
• 'I like that!'
• Report of a shooting?
• 'Kapow!'
• Gun sound
• [Sans warning!]
• 'Wow!'
• La la starter
• Surge
• 'Pow!'
• La-la lead-in
• 'Golly!'