It does seem more gracious to at least have a reception or attend the couples reception than to ignore them or even preach to them.That might actually alienate them from even turning back on the right path.
Marrying a non-christian is probably a very bad idea in most cases,but there may be that rare case where the Christian spouse may be what brings the non-X to Christ. A decision of that magnitude would entail much prayer;especially for women,because we have a tendency when our own esteem is low,to want to boost ourselves up by "saving" lost men. God help us!
Collin, aren't those three bows a residue of Buddhist or Confucian philosophy? Not to say you shouldn't do it,but if that's the case,it might present a dilemma for some people.