Related Clues:

• Radio-controlled plane
• Plane over Yemen, maybe
• Hum boringly
• Idler like male bee
• Idler or male honey-bee
• Male bee for the queen
• Male honey bee, an idler
• Is the doctor an individual who does nothing at all?
• By the sound of it, be in employment
• It won't work just to have a single doctor like this
• Just won't work in the bagpipes
• it's not working, by the sound of it
• Is there a single doctor that does no work?
• The medical man, for one, does no work
• One's got nothing doing, except on the bagpipes