Dipper's Guide to the Unexplained - Lefty

Summary

Dipper sets out to discover why a certain Gravity Falls resident always faces left.

Guest stars

• Jason Ritter as Dipper Pines (voice)
• Kristen Schaal as Mabel Pines (voice)
• Matt Chapman as Lefty / Alien #2 (voice)
• Alex Hirsch as Alien #1 / Bowling Customers (voice)