Gravity Falls: Season 1 Episode 20: Gideon Rises
Starring: Kristen Schaal, Jason Ritter, Alex Hirsch, Jennifer Coolidge, Will Friedle, Kevin Michael Richardson, Grey Griffin
Length: 22 minutes
On Air Date: 2 Aug 2013
Gravity Falls: S01E20 Description: When Lil’ Gideon takes over the Shack, Dipper and Mabel try to defeat him.