There aren't many Gorillaz sites at the mo, so here are a couple of links

www.gorillaz.com - The official Site

fans.gorillaz.com - The Official Fan Site

They are both amazing sites so check them out.

IF YOU ARE LOOKING TO BUY THE ALBUM :
If you are looking to buy any Gorillaz Music or Merchandise, Ive found eil are really good for hard to find records and other cool stuff, click here to have a look at there Gorillaz Catalogue