Possible Clues:

• Superior instrument that’s moved right to the front in craft
• Over-bearingly proud
• Superior painting possibly including new organ
• Like some lead singers
• Cavalier's rank hampering bid to retreat
• Artist returning with new address for worker is too big for one's boots
• Arrange a grant -- or too proud?
• Organ playing in display of skill that's high-handed
• Overbearing; conceited
• Proud having prepared tarragon