I know you read my Adventure Time article, so I'm sure you'll recall that I mentioned GhostShrimp. I didn't give much of an explanation of what GhostShrimp is because I didn't really understand and while it's still a bit hazy, I'll do my best. The information on the website was rather confusing to me, and I am under the impression that I may be about to misinform you direly, but if I've put the pieces of the GhostShrimp puzzle together correctly, this could very well be a highly informative post.
GhostShrimp is "probably the world's first solar powered illustration company." The "company" seems to be more of a commune located at Camp Ghostwood on Mystery Mountain, peopled by artists and friends of the founder Dan Bandit (whom I suspect may be Dan James). There's a pretty interesting history section on the site that gives a vague idea of how the camp came to be. Some choice excerpts from their Secret Mission: