A simple green-wall to match my theme (http://kde-look.org/content/show.php?content=31996).
The bg fade of image is partial transparency to combine with your favorite desktop bg color. If you don't like it just edit the source :-)
The "cool alien" is found @ OpenCliparts.org
The font is "Abduction", a free font @ http://www.fontfinder.ws/6156/Abduction.html