I would have been just as pissed.
She paid extra for the seat to get the extra leg room, then they force her to move to a regular seat with no explanation and no refund. And then only after she tweets her complaint do they refund her money but offer no apology, instead bash her.
I would sue them.
Yes I am sure some people would sue over this huge inconvenience. We have become a soft litigious society.
Exactly