Oh dear oh dear oh bl**dy dear..
....do you not understand, course profile, that it is the RULE that the reason for a co-pilots existence is to be the butt of crew jokettes. String into bottom of paper cup, tea bag sandwich, CAMBS bouy stowed neatly in the bottom of the HUGE aircrew holdall that he had to hold his g-suit (before he was chopped from the FJ course) which he has retained so that others may know he was once destined for "better" things and that the Air Sec (or whatever he's called today) will finally come to his senses and send him to where he REALLY belongs??
It's known as character building.
The Ancient Mariner
PS Yes, we old farts can have monumental sulks too; I've had some brammers. Mea culpa mea maxima culpa. Not bad for a presbyterian,eh?