Despite their disbelief, a curse from the journal is accidentally invoked, and a horde of zombies is raised that crash the Mystery Shack is Back party.During the attack, the Pines learn that some of the journal has been written in invisible ink revealed by blacklight, allowing them to learn the weakness of zombies.Back in the shack, the twins agree to reveal the journal to Stan, who feigns disbelief in the book's contents, and confiscates it to create new attractions.
In "Weirdmageddon 2: Escape From Reality," after Bill mentions bringing Ford out of retirement, his eye shows various images from the pages in Journal 3.
The journals were recovered by Soos, apparently unharmed after Weirdmageddon had ended.
After finding them, Soos brought the journals to Dipper.
Apparently, defeating Bill didn't just de-weird the town, it also restored many things he destroyed, including the journals.
Over thirty years prior to Dipper and Mabel's arrival in Gravity Falls, Stanford Pines recorded and compiled a list of all the creatures and paranormal entities inhabiting the town, following his completion of Journal 1 and Journal 2.
Fearful he was being watched by malevolent forces, Ford hid his three journals in separate and elaborate locations around Gravity Falls, hoping to keep the knowledge needed to activate the Interdimensional Portal away from evil forces.," Mabel, who reads it for the first time in the series, uses the journal to uncover the Truth Telling Teeth.Dipper is seen reading the floating eyeballs and giant vampire bats pages of the journal in "Land Before Swine," and uses it to follow Bill Cipher into Stan's mindscape in "Dreamscaperers." Journal 3 plays a key role in Dipper and Mabel's plan to reclaim the Mystery Shack's deed in "Gideon Rises," eventually agreeing to ally with the gnomes.In "The Last Mabelcorn," Journal 3 is seen in Ford's mindscape, as he is running to confront Bill about the true purpose for the portal. the Future," Ford shows Dipper that he read Dipper's notes added in Journal 3.In "Weirdmageddon Part 1," Bill burns Journal 3 alongside Journal 1 and Journal 2 into pieces after Dipper attempts to use them to defeat Bill.Journal #3 is a mysterious journal written by Stanford Pines. It is the third and final installment in a series of books preceded by Journal #1 and Journal #2.