Originally Posted by PTravel

I've had this happen twice, both times I refused to move (I explained to the FA, calmly and quietly, why I was unwilling to do so) and both times the parent and child were removed. It is not a crime to refuse to switch seats while on the ground.

We had a saying in aerospace: The lack of planning on your part does not constitute an emergency on mine.

Take care of you own special needs. Don't expect strangers to inconvenience themselves for you.