S04 E04Photograph not available
S04 E04 · 2008-09-25
Mac's Banging the Waitress ↗
IMDb8.5Charlie wears a backpack when he arrives at the apartment.
Evidence: Episode reference · visual inspection of S04E04 ↗FOLLOWING THE THREAD · 1 RECORDED EPISODE
Backpacks
Bags carried on the back using shoulder straps.
These are researched occurrences. More may exist in episodes whose tags are still being documented.