I wonder how aware Jim Davis is of the multitude of Garfield parody sites there are in the vast expanse of the internet?

http://www.lasagnacat.com/

http://garfieldminusgarfield.net/

http://www.dougshaw.com/garfield.html

http://www.mezzacotta.net/garfield/

Among many others.
The Square Root of Minus Garfield (the last one listed) is particularly fantastic. It’s like xkcd meets Garfield Minus Garfield.

Woo!