17 Facts About \

10. Along with being a guest on the show, Koko the gorilla was an avid watcher of Mister Rogers’ Neighborhood. She even got upset after hearing of his death.
13. Mr. Rogers graduated from college with a degree in Music Composition and even composed the theme music for Mister Rogers’ Neighborhood.
16. Before becoming famous, Michael Keaton was a crew member on Mister Rogers’ Neighborhood. He even said that Fred Rogers was “one of the nicest, authentically-good people you’ve ever met.”