Related Clues:

• Performance lead-in
• Musical prelude to opera or ballet
• Instrumental prelude
• Musical prelude as to opera
• Musical introduction
• Friendly approach or orchestral prelude
• Orchestral music at the beginning of an opera
• Orchestral prelude to opera
• Prelude to opera or ballet
• Orchestral composition as prelude, or a friendly advance
• Music played before an opera
• Orchestral introduction to an opera
• It's all for show to 4 down with this
• 'Pleading's got to bring the winner in (4,2)'
• Opening lines