Just sounds like a really rude person
a case if DYKWIA....
nothing to do with any illness, just bad manners
"The captain is a little busy flying the plane at the moment, to serve you an alternative meal"
"Unfortunatly, it is not possible for your friend to move up to Business class or first"
"But should you wish. You can move back to economy and sit with them"
"you will also be able to enjoy a different style of meal, which may be more to your liking"