If it is only two days that would be no problem you may need to pay a small fine at the airport and sometimes they waive it if it is only one or two days.
Just so you know, there are parties in Thailand that will lend you a bunch of banknotes and a couple of heavy gold chains just to show during the wedding ceremony and you give back in the evening. For a small fee. This would be for the eyes of the guests. That’s what they do.