Unfortunately for you (and a whole lot of immigrants to Calgary from SK), the 'Garlic City' (aka Edmonton) Eskimos defeated the Roughriders last Sunday, so the semi-final is between the Calgary Stampeders and the Edmonton Eskimos at McMahon Stadium this Sunday. The winner of this latest 'Battle of Alberta' meets either Montreal or Hamilton for the 102nd Grey Cup at BC Place in Vancouver.
If you do make it to Regina to see a game, you may want one of these: 
. They are much less messy than these: 
BTW, Calgary, AB is the largest 'Saskatchewan' city in Canada, with more 'flatlanders' than either Saskatoon or Regina. Any time the Roughriders play at McMahon, you can count on a sold out game.