He's been in love with Miss Gina since high school, but he doesn't really know how to talk to girls, so he's just been...staying around her since then. He just tends to go where she goes." "Isn't that stalking?" Jazza said. "Legally, no," I replied. "I asked my parents this when I was little. What he does is creepy and socially awkward, but it's not actually stalking.
Maureen Johnson (2011). “The Name of the Star”, p.37, Penguin