It is in poor taste to be jealous.
Pat notices that his girlfriend laughs at all of the jokes told by his friend, but rarely laughs at any of his jokes.
Pat wants to say something to his girlfriend about his observation.
Pat tells his girlfriend that he is glad she liked his friend, but that he wished she laughed as much at his jokes as she did at his friend’s.
Pat accuses his girlfriend of liking his friend more than she likes Pat, and furthermore he insists that she never see his friend again.
His girlfriend is understanding and tells him that she loves his jokes, but sometimes she just laughs more than she does at others, helping Pat to feel better.
She is unable to contain her amusement and lets Pat know that he is behaving in a ridiculous way, at which point Pat feels embarrassed about his outburst.