Richard was laughing at Carl now, why? It's because Richard slipped Carl meat that Carl doesn't eat.

you are dating Richard, you were disgusted by what he did, because poor Carl felt bad about it, even if he is a robot, it still hurts that he was forced to eat meat like that without his will

"Haha, darling, look how dumb you are! I broke his script and now he's eaten this meat!"

Richard was laughing