The Legend of the Gobblewonker

Summary

When Dipper and Mabel hear rumors of a sea monster that lives at the bottom of the local lake, they enlist Soos to take them on a boating expedition to prove it really does exist.

Guest stars

• Jennifer Coolidge as Lazy Susan (voice)
• John DiMaggio as Manly Dan (voice)
• Will Forte as Tyler Cutebiker (voice)
• Gregg Turkington as Toby Determined (voice)
• Will Friedle as Reginald (voice)
• Grey DeLisle as Rosanna (voice) / Hank's son (voice)
• Chris Parnell as Host (voice)
• Justin Roiland as Additional Voices (voice)
• Horatio Sanz as Worker (voice)
• Conrad Vernon as Tate McGucket (voice)