Once you have cut away all of the bands and seams, your shirt will look like a pattern for a shirt. Don't you think I should have been insulted when Mr. Whoozy gave me this sweat shirt? For goodness sake!
Pic. #2 shows the sleeves cut out and the shoulder centers marked with a safety pin.
Pic. #3 shows the lightweight interfacing bonded to the front. It is also bonded to the back.