Stopping annoying actions

When people ask you stop an action that annoys them, the expected behaviour is that you stop.  If you do not stop the behaviour, what are the consequences?

Watch the following video to see:

In the comment section, write a sentence to explain why brown-haired man became annoyed with the blond-haired man.  What should have the blond-haired man done when he was asked to stop? 

Without naming specific people, describe another type of behaviour that might annoy people that should be stopped when people ask you to.