Opening acts for the Backstreet Boys concert?

I am going on the Backstreet Boys concert on their tour This is us so i was wondering if anyone knows what will be the opening act of the concert...i think is very early for knowing what will the opening act be,but i am curious if someone was on them previous concerts what was the opening act for them...please tell me cause i have a brilliant group in mind and if u have any idea how we can make something so they can be the opening act Please HELP!