here's half on half off:
now both sides are on:
I have a ratty looking piece that will drape over my shoulders to cover that part of the shirt you can still see.
I had to put belt loops into the vest to hold my belt up. i just cut slices in each side, tucked a strip of fur into them and sewed the ends onto the inside of the shirt:
the shoulder drape thing snaps on at the back of the collar: