Dipper's Guide to the Unexplained - Lefty
October 16, 20133m★ 7.8
Dipper sets out to discover why a certain Gravity Falls resident always faces left.
Guest Stars
Jason RitterDipper Pines (voice)
Kristen SchaalMabel Pines (voice)
Matt ChapmanLefty / Alien #2 (voice)
Alex HirschAlien #1 / Bowling Customers (voice)