If you’re a fan of the Muppets (and let’s face it, who isn’t?), then you’ve got to take a look at this! Jim Henson’s estate just released the Muppet creator’s unpublished early journals in which he recorded the backstories of his beloved characters. They’re absolutely incredible. Check them out below!

Wow! It’s hard to believe that nearly 50 years after this journal was written, Jim Henson’s Muppets are still entertaining families all over the world. This journal is truly an incredible glimpse inside one of the greatest creative minds in the history of television!