Dipper, Stan, and Mabel go to Norrisville High School to try to convince the student body to go to the Mystery Shack for a summer trip. When Gideon follows them there and gets humiliated, he is stanked, and in the process, he and the twins find out the Ninja's identity. However, this gets worse when Gideon teams up with the Sorcerer and McFist to try to expose the Ninja's identity
Rated: T - English - Suspense/Humor - Chapters: 27 - Words: 24,754 - Reviews: 140 - Favs: 57 - Follows: 63 - Updated: 7/8/2015 - Published: 5/20/2014 - Dipper P., Mabel P., Randy C., Howard W.