Sarah - better know as Rapunzel - Is looking for a job..In Gravity Falls. She decides on the Mystery Shack - and old tourist attraction run by a professional Con man, Stanford Pines. He agrees to let Sarah have the job, where she meets Dipper and Mabel, two twelve year old twins who she befriends, and Dipper shows her the journal in which there is only 3. And she has the second. (I know Gideon originally finds the second one or something, but, whatever :p)
9 parts