Related Clues:

• Slender instrument
• Some orchestra members find it instrumental
• Lisa Simpson plays it
• Orchestral tuning instrument
• Instrument played with the mouth
• Marching band instrument
• High-pitched woodwind
• Instrument made from African blackwood
• It was instrumental to Mitch Miller
• 'Wailing' instrument
• Hurdy-gurdy
• High-pitched instrument
• Hautboy
• Clarinet relative
• It has finger holes