I was once sent to Vickers in Barrow to do some work on Trident in about 89 I think. At the time they were on strike so there wasn't much to do.
One day we arranged a tour of one the nuclear attack subs.
Our guide was a Captain and was explaining the plan for the day. "nice one mate" says I. Our Captain then explained in uncertain terms that I was not his "mate" and I should use much appropriate language to address higher lifeforms or ....
In a perfect example of comedy timing, my offsider Dave, pipes up "Got that -Righto Chief
"
Our Captain almost blew a fuse while Dave and I could not look at each other for the rest of the day for fear of bursting into giggles.
happy days