The subject can discuss with parents and objects to see how many male guests are going to attend the wedding banquet. If it is not too much, it can be omitted.
Second, cigarettes are a big expense, which depends on the budget.
If parents and main guests don't smoke, and the main body is environmentalists, we can use this to advocate smoking ban in public places. This is also the highlight of the wedding, which has a high commemorative significance.