Dive into the most compelling Bill Cipher theories that actually add up in this mind-bending breakdown from Channel Frederator! Explore fan theories about Gravity Falls' most mysterious villain that ...

BILL CIPHER COMES TO GRAVITY FALLS! SUBSCRIBE TO THE REEL REJECTS ANIME CHANNEL: Determined to have The Mystery Shack for his very own, Gideon Gleeful calls upon a particularly crafty demon to enter ...