Mysteries expanding from who the author of the journals is to who runs and knows about the mysterious happenings around the town. ( Log Out /  On the Bill page there is a cryptogram that reads “VWDQ LV QRW ZKDW KH VHHPV.” Once decoded, it reads “STAN IS NOT WHAT HE SEEMS.”, During the end credits of this episode, there is a cryptogram that reads, “ZHOFRPH WR JUDYLWB IDOOV.” Once decoded, it reads, “WELCOME TO GRAVITY FALLS.”, During the end credits of this episode, there is a cryptogram that reads, “QHAW ZHHN: UHWXUQ WR EXWW LVODQG.” Once decoded, it reads, “NEXT WEEK: RETURN TO BUTT ISLAND.”, During the end credits of this episode, there is a cryptogram that reads, “KH’V VWLOO LQ WKH YHQWV.” Once decoded, it reads, “HE’S STILL IN THE VENTS.”, During the end credits of this episode, there is a cryptogram that reads, “FDUOD, ZKB ZROW BRY FDOO PH?” Once decoded, it reads, “CARLA, WHY WONT YOU CALL ME?”, During the end credits of this episode, there is a cryptogram that reads, “RQZDUGV DRVKLPD!” Once decoded, it reads, “ONWARDS AOSHIMA!”, During the end credits of this episode, there is a cryptogram that reads, “PU. If you know The Author’s substitution cipher, you will know what Bill is up to. How do I actually maneuver this strange language and come out sane? Bill’s symbol substitution cipher • This one is for those who have the book Dipper and Mabel’s Guide to Mystery and Nonstop Fun! This is a super simple cipher as well (the first two are always easy). Mostly because it’s so complicated and I like to make my life harder than it should be. has some codes for you as well. If you can’t figure it out now, come back to it later! You might notice that there are at least three letters missing Q, X, Z. Only one such cipher has been seen at the end of Gideon Rises. The Vigenère is heavily used in season two of Gravity Falls, which is a blessing and a curse considering all the letters you have to go through to find the message. The symbols are hidden on many pages of the journals. During the end credits of this episode, there is a cryptogram that reads, “9-20 23-15-18-11-19 6-15-18 16-9-9-9-9-9-9-9-9-9-9-9-9-9-9-9-9-9-7-19!” Once decoded, it reads, “IT WORKS FOR PIIIIIIIIIIIIIIIIIGS!”, During the end credits of this episode, there is a cryptogram that reads, “20-15 2-5 3-15-14-20-9-14-21-5-4…” Once decoded, it reads, “TO BE CONTINUED…”, The images of the pages of one of the books shown during the end credits show a cryptogram that reads, “18-5-22-5-18-19-5 20-8-5 3-9-16-8-5-18-19.” Once decoded, it reads, “REVERSE THE CIPHERS.”, A combined cipher is a mix of two or more ciphers seen in the show.