Bill Cipher Bill Cipher on Gravity Falls Wiki Learn more at gravityfalls.wikia.com Bill Cipher Bill Cipher Do you have any idea what I'm like, ... gravityfalls.wikia.com で詳細を見る Bill Cipher Learn more at gravityfalls.wikia.com http://gravityfalls.wikia.com/wiki/Bill_Cipher Bill Cipher Bill Cipher Learn more at gravityfalls.wikia.com Bill Cipher Bill Cipher Bill Cipher http://gravityfalls.wikia.com/wiki/Bill_Cipher Learn more at gravityfalls.wikia.com Bill Cipher Bill Cipher Bill Cipher ...when I'm mad?! Gravity Falls Wiki