I Found EVERY Hidden Secret in the Book of Bill! (Gravity Falls)

Film Theory – Season 2025

With the Book of Bill ARG still ongoing and the Gravity Falls series clearly ramping up to create something new, we thought now would be the perfect time to share all of our speculation, theorizing, and ARG-solving (plus a new mini theory) in one convenient place. This is EVERYTHING you need to know about The Book of Bill.