Making the assumption that the aircraft got all the way to Canada without incident and all the previous trim sheets had been completed by the ALM what can we further assume?
That this is the classic "I learnt about flying from that" type of story. And the lesson that Loadie would have learnt would have been give a feckwit something to do and he/she will **** it up
ergo Muppets hump and dump and tie stuff in and should leave all the difficult things to those who can cope........ as it's much safer that way
I even make their tea and coffee as I got fed up years ago cleaning up after them
all spelling mistakes are "df" alcohol induced