Yes it is, it is an official fansite.
Yes he does, theorlandobloomfiles.com
McFly.com -It's now a Supercity for the fans :)
If you want their official cite its natnalex.com
i do not think she has one but her website is Debbyryan.com
Google one direction and it will say official site
the website is claracity.webs.com , but you can email her at email@example.com
Yes, you can buy things online from the Jonas Brothers Official fansite and Nick's website for his "Change for the Children" foundation for his diabetes.