It's weird to stalk people on the internet.
Gary meets one of his friend's sisters at a party they were at.
Gary wants to know more about his friend's sister.
Gary calls his sister and asks him what his sister's interests are.
Gary makes a fake social media profile page, so he can see what his friend's sister is into.
Gary is able to find out from his friend what the girl is interested in.
Gary's friend finds out, and he tells Gary to stay away from his sister.