Mabel decides to put on a sock puppet rock opera to impress a local puppeteer, but her show goes awry when Dipper's drive to uncover more of the journal's secrets leads to a supernatural disaster.
| Creator | Alex Hirsch |
|---|---|
| Actor | Jason Ritter, Kristen Schaal, Alex Hirsch |
| Country | United States of America |
| Production | Disney Television Animation |