Episode 1 - Scary-oke

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.

Episode 2 - Into the Bunker

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.

Episode 3 - The Golf War

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.

Episode 4 - Sock Opera

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.

Episode 5 - Soos and the Real Girl

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

Episode 6 - Little Gift Shop of Horrors

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.

Episode 7 - Society of the Blind Eye

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

Episode 8 - Blendin's Game

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

Episode 9 - The Love God

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

Episode 10 - Northwest Mansion Noir

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

Episode 11 - Not What He Seems

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

Episode 12 - A Tale of Two Stans

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

Episode 13 - Dungeons, Dungeons, & More Dungeons

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

Episode 14 - The Stanchurian Candidate

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.

Episode 15 - The Last Mabelcorn

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.

Episode 16 - Roadside Attraction

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

Episode 17 - Dipper and Mabel vs. the Future

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

Episode 18 - Weirdmageddon Part I

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

Episode 19 - Weirdmageddon 2: Escape from Reality

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

Episode 20 - Weirdmageddon 3: Take Back the Falls

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

Episode 21 - Episode 21