20 episodes • August 1, 2014

Dipper, Mabel, Soos, and Wendy attempt to discover the identity of the author of the journals, while Stan continues to work on operating the mysterious portal beneath the Mystery Shack. Together, the group must stop Bill Cipher, a dream demon who wants to take over the world.

20 episodes

1. 

   #1

   Scary-oke

   24 min • Aug 1, 2014 (12 years ago)

   The Pines family is starting to get everything back to normal after the Lil' Gideon incident. They throw a “Mystery Shack Is Back” party, but some unwelcome guests intend to crash it.

2. 

   #2

   Into the Bunker

   23 min • Aug 4, 2014 (12 years ago)

   Dipper’s secret journal pages lead him and the gang to the author’s hidden bunker where they find themselves face-to-face with a mysterious figure from Gravity Falls’ lore.

3. 

   #3

   The Golf War

   24 min • Aug 11, 2014 (12 years ago)

   After being belittled by Pacifica one too many times, Mabel challenges her to a miniature golf-off which gets a tad out of control when some local residents offer their help.

4. 

   #4

   Sock Opera

   23 min • Sep 8, 2014 (12 years ago)

   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.

5. 

   #5

   Soos and the Real Girl

   23 min • Sep 22, 2014 (12 years ago)

   Soos needs a date for his cousin Reggie's engagement party and looks to a dating simulator game to help him talk to girls.

6. 

   #6

   Little Gift Shop of Horrors

   23 min • Oct 4, 2014 (12 years ago)

   In three separate mysterious tales, Stan is cursed by a Witch, Waddles accidentally eats a bowl of brain-enhancing jelly and builds a machine that allows him to speak, and Mabel faces her fear of claymation.

7. 

   #7

   Society of the Blind Eye

   23 min • Oct 27, 2014 (12 years ago)

   The kids, along with Old Man McGucket's help, discover there is a secret society in Gravity Falls.

8. 

   #8

   Blendin's Game

   23 min • Nov 10, 2014 (12 years ago)

   Blendin returns to face off with Dipper and Mabel in a futuristic battle that could trap them forever in time jail.

9. 

   #9

   The Love God

   23 min • Nov 26, 2014 (11 years ago)

   Mabel takes matchmaking too far when she steals a love potion from a real Love God.

10. 

    #10

    Northwest Mansion Noir

    24 min • Feb 16, 2015 (11 years ago)

    Pacifica enlists Dipper’s help to rid the Northwest Mansion of a ghost before he wreaks havoc on her fancy party.

11. 

    #11

    Not What He Seems

    24 min • Mar 9, 2015 (11 years ago)

    After agents Powers and Trigger take Stan into custody, Dipper and Mabel Pines begin to wonder how much they actually know about their Grunkle Stan.

12. 

    #12

    A Tale of Two Stans

    31 min • Jul 13, 2015 (11 years ago)

    Cornered underneath the Mystery Shack, Stan must finally reveal the secrets of his past and his mysterious portal to Dipper and Mabel.

13. 

    #13

    Dungeons, Dungeons, & More Dungeons

    24 min • Aug 3, 2015 (11 years ago)

    Dipper finds an unlikely friend to join him with his newest obsession, a board game called “Dungeons, Dungeons & More Dungeons.”

14. 

    #14

    The Stanchurian Candidate

    24 min • Aug 24, 2015 (11 years ago)

    When Grunkle Stan decides to run for mayor, Dipper and Mabel have their work cut out for them trying to turn their gaffe-prone uncle into the perfect candidate.

15. 

    #15

    The Last Mabelcorn

    23 min • Sep 7, 2015 (11 years ago)

    A new threat leads Mabel to venture into the enchanted realm of the unicorns. Meanwhile, Dipper learns an unexpected twist about the enigmatic Bill Cipher.

16. 

    #16

    Roadside Attraction

    23 min • Sep 21, 2015 (11 years ago)

    Grunkle Stan takes the kids with him on a road-trip to sabotage all the other tourist traps in Oregon.

17. 

    #17

    Dipper and Mabel vs. the Future

    24 min • Oct 12, 2015 (11 years ago)

    Mabel makes plans for her and Dipper's 13th birthday party; Dipper ventures below the town and discovers its most shocking secret.

18. 

    #18

    Weirdmageddon (1)

    24 min • Oct 26, 2015 (11 years ago)

    Bill has returned to take down the Pines family. But this time he has brought some of his friends with him.

19. 

    #19

    Weirdmageddon (2): Escape from Reality

    24 min • Nov 23, 2015 (10 years ago)

    Dipper, Soos and Wendy must save Mabel from a strange new world, while Bill's forces plan their next move.

20. 

    #20

    Weirdmageddon (3): Take Back the Falls

    44 min • Feb 15, 2016 (10 years ago)

    Ford discovers Bill’s true motives and a final confrontation with Bill leads to the Pines family’s fate and greatest sacrifice.