Jose Mourinho is one of those people, when he's in a bad mood stay away from him.
Last night he was very irritated after Manchester Unite could only manage a scoreless draw at home to Hull City.
The former Chelsea boss made some outrageous comments, claiming referee Mike Jones 'underperformed' and that he failed to give Hull a red card at one stage.
During the interview, the reporter asked José a question and he simply replied 'I don't know, your the one with the microphone'.
Have a look at the full video below.