I cannot resist the NG legendary episode at Manby. Apologies if this is drift, and if I have told the tale before.
NG did not allow the office radio to be played when he was on duty [radios were allowed, TV not allowed]. When he came on duty as senior man, he switched the radio off without comment.
One day it failed to switch off. A very early transistor radio, battery driven, had been inserted into the cavernous guts of the old 1950's style Roberts or whatever.
Grown men were seen to be crying with laughter as he pulled the plug out of the wall socket and the music went on
and on
and