[sionnsar]

just because Porko Woman's feelings are hurt?

Some medications have the side-effect of putting on pounds bigtime. A family member who was once a fit, trim tennis-player suffers from this -- though she still fits into an airline seat.

[Oberon]

The reason why doesn’t matter. If she’s big enough to need two seats, she needs to pay for two seats. It’s not the airline’s job to take the hit for her medical misfortune.