Here are some of the blogs that I've found to be most helpful in finding info on Disney World topics.
http://allears.net <really good for money saving tips in Disneyland, Disney World, and the Cruise Line
http://thedisneyblog.com/ <these guys seem to cover a little of everything
http://www.stitchkingdom.com/ < they really get a lot of info on Disney TV and movies
http://www.disneyfoodblog.com/ < want to know where to eat in the parks?
http://www.2719hyperion.com/ < great for historical Disney info
http://www.disboards.com/ <an excellent place to discus Disney topics
Got any other Disney blogs that you like? send them my way so I can add them!