You take out the rest of the suit and try it on properly

You take off your belt and your pants, deciding that the only way to see how this suit wears is to try the whole thing on. Like the coat, the waist on the pants is a little snug, but not so bad as you might've imagined. Given how long all this has been in storage, it's only natural that you'd have put some weight on, or maybe the clothes just shrunk. That could be it too.

1. In order to be a little fitter for the mission, you come up with a rigorous exercise program
2. You admire your besuited self in the mirror
3. You go to a tailor and have a new suit made custom for you
4. but the suit just keeps getting tighter
5. Go out in public looking all world class spiffy