New Harry Potter and Half-Blood Prince MySpace and TwitterHBP Film
With just a few weeks remaining until the official release of Harry Potter and the Half-Blood Prince, Warner Bros has a few more ways for fans to gather and show support: a HBP MySpace page, and you can follow HarryPotterfilm on Twitter.
In case you missed it previously, other HBP sites are:
EA HBP Game website
Facebook page for video game
Harry Potter, the Exhibition
US Official Half-Blood Prince website (at link scroll down for links to other countries websites)