Cup final was played in front of cameras, no sponsors! ;-)
That said, I've looked high and low, and still never found a picture of the shirt with 'Airways' underneath BCal above it being worn in a game, certainly can't find anyone who has one. #gold-dust
Correct, they are 100% pure fantasy. Pretty certain we are with Errea for the foreseable future. As for Amex on the shirts, I don't think that will happen. Amex have their name all over the stadium, more likely to be a different nationwide/global brand, although I doubt they will be paying 5 x...