Possible Clues:

• Use your shoulder to make the mat stay quiet
• Say ''I don't know'' with your mouth shut
• Don't talk to the carpet, it shows you don't care
• Gesture of the shoulders
• 'You got me,' nonverbally
• [Beats me]
• Mat, be quiet with your shoulders!
• Indifferent response
• Expression of unconcern
• Raise (shoulders)