Related Clues:

• Causing trouble
• Captivated
• Quarreling
• Busy as a bee
• Hanging on every word
• Get ___ (start work)
• Bickering back and forth
• Glued to the tube
• At attention
• Very attentive
• Busy on a job
• Slaving away
• Fully absorbed
• Squabbling
• Butting heads