Very good point and, as with many others who have seen that, I missed it completely.
However, I am of the firm belief that he hasn't actually don't much wrong even if he was aiming it towards the ref and Jacqui Oatley is causing a storm in a teacup.
I was always told growing up that it was unacceptable to attack the referee verbally. However, it was passable to react to a decision in a negative fashion as long as you didn't make it personal.
For example, Dunky shouting "F*** Off" is fine, whereas had he shouted "F*** Off you incompetent...