You've encountered the fanlisting portion of this website. What is a fanlisting? You ask. Allow my dear friends over at TFL to elaborate:
"A fanlisting is simply an online listing of fans of a subject, such as a TV show, actor, or musician, that is created by an individual and open for fans from around the world to join."
Now that you're educated fanlisting-wise, feel free to follow the links below to your destination.