"Scary-oke" finds the Pines family resolving to get back to normal after the Lil' Gideon incident. They throw a "Mystery Shack is Back" party, but some unwelcome guests crash it.
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.
Mabel challenges Pacifica to a miniature golf-off which gets a tad out of control when some local residents offer their help.
In an attempt to impress a local puppeteer, Mabel decides to put on a huge sock puppet rock opera, but her show goes awry due to Dipper's drive to uncover journal secrets.
Soos needs a date for his cousin Reggie’s engagement party and looks to a dating simulator game to help him talk to girls.
In this special Halloween episode, three mysterious tales take our characters outside of the Gravity Falls norm.
The kids, along with Old Man McGucket’s help, discover there is a secret society in Gravity Falls.
Blendin Blandin returns to face off with Dipper and Mabel in a futuristic battle that could trap them forever in time jail.
When Zuri is having problems with a teacher, Jessie decides to volunteer in Zuri's classroom.
Pacifica asks Dipper to bust a poltergeist haunting the Northwest Mansion, before he wreaks havoc on her fancy party.
Government agents take Stan into custody, making Dipper and Mabel question how much they really know about their Grunkle Stan.
Cornered below the Mystery Shack, Stan must finally reveal the secrets of his past and his mysterious portal.
Dipper finds an unlikely friend to join him with his newest obsession, a board game called "Dungeons, Dungeons & More Dungeons.".
Jessie's anniversary gift to Tony is writing a song about how much he means to her.
A new threat requires that Mabel venture into the enchanted realm of the unicorns. Meanwhile, Dipper learns an unexpected twist about the enigmatic Bill Cipher.
Grunkle Stan goes on a road-trip to sabotage all the other tourist traps in Oregon. Meanwhile, Dipper tries to flirt with girls on the open road.
Mabel decides to plan for her and Dipper’s 13th birthday party. Meanwhile, Dipper ventures below the town to find its most shocking secret.
Trapped in the apocalypse and menaced by villains new and old, Dipper finds himself in a race against time.
Dipper, Soos & Wendy must save Mabel from a strange new world. Meanwhile, Bill's forces plan their next move.
The Mystery Shack crew forms a plan to fight back, while Ford discovers Bill's true motives.
A final confrontation against Bill leads to the Pines family's greatest sacrifice and ultimate fate.