Best known as the artist behind the indepedent video game, Braid, Hellman goes into incredible depth in his blog on designing art for video games. When he's not analyzing his work, he's uploading new pieces for people to see.
Double Fine is a highly-acclaimed video game developer lead by Tim Schafer, best known as the writer for a number of hit "point and click" adventure games from the 90's. The team's artists will pop up on the blog to show their sketches and designs, and they even host their own podcast for curious fans.
Exit Strategy is an independent team creating video games on the Unity Engine. The team posts updates with work-in-progress 3D models and original sketches to show off their progress. They are completely funded by hopeful fans ordering their games in advance to help the development.
A small indie team making art-focused video games through the unusual medium of sculpture and woodwork, among other disciplines. Once they've created the objects, they either photograph or film them, later placing them into the game. Their blog keeps fans updated as to their progress.
Perez Hilton is huge when it comes to celebrity gossip, and because many "reality" shows conical the lives of "celebrities" or "pseudo-celebrities" he is a credible source for information. He has gained quite a following and has a good reputation for having timely and accurate information. His blog is very professional with photographs and video clips, making the site engaging and entertaining.