Related Clues:

• Key worker?
• One who works on a grand scale?
• Worker with a fork
• One who might be hired for a grand
• He maintains frequency by rescheduling one up train
• He won't pass false notes
• One working with hammers
• Instrument adjuster
• Sound professional doing key work in the home occasionally?
• An eruption upsetting one with a fine ear?
• You'll need one if someone's queered your pitch!
• Key worker in preparations for a musical concert
• Wire worker
• One responsible for a grand opening?
• Key worker's reputation suffering? Not initially for a time