I managed to foil the surprise for myself by checking the mail and finding an invoice with my name on it, with "PAID IN FULL" stamped on it, the day before he was supposed to give it to me. Ross helped me put the sensor in Thursday night after the scavenger hunt to find the box and I was able to see pretty decent results throughout the wedding weekend. At our rehearsal dinner, Ross explained that he'd gotten himself a "life insurance policy" so when we're not together there's something there to help take care of me. It may not be 100% accurate 100% of the time, but it definitely helped last week when I was on business and by myself.
So, now I'm joining another newlywed in hopes of getting insurance coverage. Luckily, I have a new partner in crime who is just as determined as I am- my husband
My James Bond-style leg thing held the pump and CGM perfectly on one leg and my blue garter donned the other. Ross grabbed the wrong leg and went ahead and checked to see what my blood sugar was doing while he was down there.