Whilst high spirits and letting off steam after hard training is entirely to unexpected, there must be some limits. Not limits enforced by outsiders, but limits instilled during training and everyday unit life.
This lot went too far. Whether this was an isolated incident or is becoming more commonplace, the fact that it took place at all is disturbing.
'Naked bar' - why is that ever acceptable? Whether 'done in style' or not.
Anyway, I'm sure that the follow up action will be appropriate.
I hope this does not sully the overall reputation of the UK Armed Forces in Norway - or anywhere else, for that matter.