Episode 1
Dipper and Mabel must battle a monster who takes their Summerween candy.
Episode 2
Dipper tries to find the enigma that is Stan's tattoo.
Episode 3
Dipper and Soos try to find out what (or who) picks up a mailbox inside.
Episode 4
Dipper tries to find why a certain citizen of Gravity Falls always faces left.
Episode 5
Dipper and Mabel discover a gigantic tooth in the shores of the lake, and go in a rowboat to find out where it came from.
Episode 6
After hearing rumors of a lumberjack legend, Dipper investigates a creature heard, but never seen.