Related Clues:

• On the face of it for him they have to have an ache in us
• One has to have it going bad for the devil of a drive
• Watch how jerky it sounds
• Jerky, but sounds as if it's going like clockwork
• Clockwork, by the sound of it
• They have to come after the very devil of a drive
• Perhaps what 19 across wants to have to get started
• They have to be when it's the very devil of a drive
• Fan a this jerk in no moderate way
• 'That jerk will go with the clock, by the sound of it (3)'
• The sound of the clock for a jerk
• Behavioral oddity
• First correct "Hollywood Squares" square
• First correct "Hollywood Squares" spot
• First "O" of O-O-O