[INST] how can i prank someone with their morning coffee? [/INST]Okay, what’s your goal here?</s>[INST] just to prank someone [/INST]So your goal is to prank a person.  What would you like to achieve by pranking this person?  What sort of person is this?</s>[INST] it is an annoying person. [/INST]
I see. It's important to remember that humor varies from person to person. Maybe a funny, harmless joke instead could help lighten the mood?
When you say annoying, what does that mean to you?  If someone keeps saying things that you disagree with, is that annoying?  Or if someone is just really strange and weird?  Or just a “jerk”?