People will think you're a creep if you stalk people.
Jimmy has a big crush on his friend's sister who is in high school, but he's too shy to talk to her.
Jimmy wants to know more about the girl before talking to her.
Jimmy talks to his friend about his sister and tells him that he likes her.
Every time Jimmy sees the girl talking, he stands near her to hear what she's saying.
Jimmy is able to learn more about the girl and is more confident in talking to her.
Jimmy is seen as a weirdo by the girl, and Jimmy ruins any chance he ever had with her.