Related Clues:

• Sounds as if one is in time, so watch it jerk
• Watch how jerky it sounds
• Jerky, but sounds as if it's going like clockwork
• Clockwork, by the sound of it
• 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
• Hiccup's cause
• First correct "Hollywood Squares" spot
• Hiccup, e.g
• First "O" of O-O-O
• Start of a pencil-and-paper game
• First of three X's or O's