Simpson's web sites

[Nasorean]

as you may know the simpsons is all over the web. snpp.com is my favorite. but that is not what i am looking for.

i am looking for websites which were mentioned by characters on the show like:

http://whatbadgerseat.com/

which was mentioned by lisa on one episode, other lovely sites woudl e fun to visit if anybody has a full list of these sites i would be most happy

thanks