Originally Posted by
chinatraderjmr
I can see the NIGHTMARE in my head of a zillion UA biz pax all trying to change at the same time. God help the poor passenger that REALLY needs to use the lav

Won't happen. A lot of pax think wearing PJs on a plane is weird (I can't imagine my parents changing into pjs) so they'll just take their pjs home and stay in their travel clothes.