Product Placement Blog ➞ 3M3M Littmann Stethoscope in Nurses S02E06 “Ghosts” (2021)August 3, 2021 Sergey TV Show Hi! On Tuesday, August 3, I watched a TV Show and product placement was spotted: 3M Littmann Stethoscope in Nurses S02E06 “Ghosts” (2021).