Originally Posted by TRAVELSIG
No problems swapping at all. You can even share the seat if you want to: On a flight to ICN we had two people booked in C, one in Y (flight fully booked), and we took turns sleeping- one person for four hours, the other for four hours. Lh was very nice about it actually.
I doubt that this idea will go down well with Oldthinker the Junior, but I will give it a try.