We purchased free at sea plus for our next cruise two days ago.  After the charge for fas+ had posted, we booked 2 additional shore excursions.  The shore excursion amounts reflected the $100 discount per excursion.  We are now at the point where we are making our final payment, and NCL is requesting that we pay an amount that reflects only a $50 credit for each shore excursion. Has anyone else had this problem? I don’t want NCL to cancel our cruise for non payment, but I also don’t want to over