Possible Clues:

• Twitcher is strangely gifted
• Make nervous restless movements
• Drum your fingers on the table, e.g.
• Betray nervousness
• Unusually gifted person showing restlessness
• Not be still a gift, Ed
• Betray boredom, impatience
• Without a head, I would get to be on the move
• Make nervous movements of the hands
• Make small restless movements with hands