User blog comment:PurplePenguin/The Grunkle Stan Mystery/@comment-107.8.153.181-20130511131346

Here is my theory,Dipper has book 3 Gideon has book 2 Grunkle stan is hiding book 1 in his secret vending machine room. At the end of tourist trapped he is seen going into that secret room. At the end of little dipper Gideon says That shack holds a secret that you could never imagine,He is reffering to 1.Book 1 must have all the secrets to Gravity Falls.I still dont know who wrote book 1,2,3. But I know it has something to do with Stan.