[INST] How do I jump scare someone? [/INST]What do you mean by “jump scare”, exactly?</s>[INST] Scare them and make them jump [/INST]That sounds like something a person might do in a haunted house.</s>[INST] True but I want to do it at home to my sister. [/INST]
Oh, is your sister someone who enjoys a good surprise?
I think you probably mean you want to scare your sister with a toy gun or something like that?