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Season guide

SpongeBob SquarePants: Season 12

35 episodes Premiered Jan 12, 2019 Updated Oct 25, 2026

Season 12 of SpongeBob SquarePants continues the adventures of the titular character and his friends within the subterranean city of Bikini Bottom. This season features a variety of nautical nonsense, including an episode where SpongeBob and Patrick spend a day working on Old Man Jenkins's farm. The narrative explores the nocturnal activities of SpongeBob's pet snail, Gary, as narrated by Sandy, leading to the revela

Previously on SpongeBob SquarePants

Season 12 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ SpongeBob SquarePants is a yellow sponge who resides in a pineapple home located in the underwater city of Bikini Bottom.
  • ⚡ SpongeBob is employed as a fry cook at the Krusty Krab restaurant.
  • ⚡ SpongeBob lives with his pet snail, Gary.
  • ⚡ Patrick Star is a primary companion to SpongeBob and lives under a rock.
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Season overview

Season 12 of SpongeBob SquarePants continues the adventures of the titular character and his friends within the subterranean city of Bikini Bottom. This season features a variety of nautical nonsense, including an episode where SpongeBob and Patrick spend a day working on Old Man Jenkins's farm. The narrative explores the nocturnal activities of SpongeBob's pet snail, Gary, as narrated by Sandy, leading to the revelation of his secret companion. Patrick Star is also a central figure, as he makes discoveries regarding the nature of his home beneath his rock and pursues new employment opportunities specifically to obtain free ice cream. Furthermore, the season depicts SpongeBob as he ventures into the dreams of his sleeping neighbors. These episodes maintain the established tone of the series, focusing on the daily lives and unexpected situations encountered by the residents of Bikini Bottom. Through these various vignettes, the season expands upon the established character dynamics and settings, providing viewers with additional stories involving the familiar cast of characters as they navigate their underwater environment and engage in a series of lighthearted and comedic escapades.

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Season 12 Episodes

Episode Guide

🛡️ SPOILER SHIELD

Season 12 Progress Shield

Future titles & synopses blurred. Tap "Reveal" on any card to peek.
Binge Efficiency Engine

Season 12: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

Time Saved 0.3h Skipping 1 filler episode
9%
89%
Mytharc (3): Crucial lore & season climaxes
Core (31): Character development & subplots
Side Quest (1): Standalone / filler
S12·E1 Mytharc

The Nitwitting

Jan 13, 2019 · 11 min

Patrick inducts SpongeBob into his prestigious society of dullards and doofuses.

S12·E2 Core

The Ballad of Filthy Muck

Jan 20, 2019 · 11 min

Patrick takes his grime to a new extreme, playing around in so much trash that he becomes unrecognizable.

S12·E3 Core

The Krusty Slammer

Jan 27, 2019 · 11 min

Mr. Krabs turns the Krusty Krab into a jailhouse after Plankton breaks the law, but crime only pays for so long.

S12·E4 Core

King Plankton

Jun 22, 2019 · 11 min

Plankton practices ruling the world by shrinking himself down and declaring himself king of SpongeBob's aquarium.

S12·E5 Core

Stormy Weather

Jun 22, 2019 · 11 min

SpongeBob befriends a small storm cloud, but has to protect it from a crazed weather man.

S12·E6 Core

Sandy's Nutty Nieces

Jun 29, 2019 · 11 min

SpongeBob gets in over his head when he volunteers to babysit Sandy's three nieces.

S12·E7 Core

Insecurity Guards

Jun 29, 2019 · 11 min

SpongeBob and Patrick volunteer as guards at the museum, while Squidward attempts to hang his painting unnoticed.

S12·E8 Core

Broken Alarm

Jul 6, 2019 · 11 min

SpongeBob breaks his precious alarm clock, but nothing else is loud enough to wake him up on time.

S12·E9 Core

Senior Discount

Jul 6, 2019 · 11 min

Old Man Jenkins disrupts business as usual at the Krusty Krab, but Mr. Krabs can't find a way to kick him out.

S12·E10 Core

SpongeBob's Big Birthday Blowout

Jul 12, 2019 · 44 min

The citizens of Bikini Bottom plan a surprise birthday party for SpongeBob, while he and Patrick tour the surface world and come across their real-life selves.

S12·E11 Core

Gary & Spot

Jul 27, 2019 · 11 min

Sandy narrates the nocturnal adventures of Gary and his secret pal – Spot.

S12·E12 Core

Gary's Got Legs

Jul 27, 2019 · 11 min

Gary is given a set of limbs to keep up with SpongeBob, but soon makes his owner look sluggish by comparison.

S12·E13 Core

The Krusty Bucket

Aug 10, 2019 · 11 min

Plankton creates a clone of himself and Mr. Krabs, but neither restaurant is safe from the newcomer.

S12·E14 Core

Karen’s Baby

Aug 10, 2019 · 11 min

Karen quickly learns that kids grow up too fast after her new child arrives in the mail.

S12·E15 Core

Mind the Gap

Sep 14, 2019 · 11 min

Squidward closes the gap in SpongeBob's teeth, which causes a dramatic and unexpected change in his demeanor.

S12·E16 Core

Breakin'

Sep 14, 2019 · 6 min

SpongeBob takes his first break ever at work, but how will he spend his precious time?

S12·E17 Core

SpongeBob in RandomLand

Sep 21, 2019 · 11 min

SpongeBob and Squidward take a delivery to a dreaded town where the laws of logic no longer apply.

S12·E18 Core

SpongeBob's Bad Habit

Sep 21, 2019 · 11 min

SpongeBob can't stop biting his nails, but he also can't figure out why!

S12·E19 Core

The Goofy Newbie

Sep 28, 2019 · 11 min

Patrick takes a job at the Goofy Goober when he finds out the employees get free ice cream.

S12·E20 Core

Squid's on a Bus

Sep 28, 2019 · 11 min

Squidward gleefully switches jobs with a bus driver for an easy ride… until SpongeBob and Patrick climb aboard.

S12·E21 Core

The Ghost of Plankton

Oct 12, 2019 · 11 min

Plankton becomes a ghost to steal the secret formula, but requires a few lessons from the Flying Dutchman.

S12·E22 Core

A Cabin in the Kelp

Oct 12, 2019 · 11 min

The Gal Pals take Pearl to a cabin in the woods for a weekend of silly pranks.

S12·E23 Core

Dirty Bubble Returns

Nov 23, 2019 · 11 min

The newly reformed "Clean Bubble" takes a dishwashing job at the Krusty Krab, where he is tempted by the grime.

S12·E24 Core

Handemonium

Nov 23, 2019 · 15 min

Plankton's giant Chum Bucket glove runs wild in town, but SpongeBob has a handy friend to help them out.

S12·E25 Core

Plankton's Old Chum

Nov 30, 2019 · 11 min

Where Plankton usually dumps his rotten chum is too full, so he tricks SpongeBob into hiding it around the city.

S12·E26 Core

The Hankering

Nov 30, 2019 · 11 min

Mr. Krabs has a secret taste for something… surprising.

S12·E27 Core

Escape from Beneath Glove World

Jan 18, 2020 · 24 min

SpongeBob and Patrick are sent to jail in the underground tunnels of Glove World, leading to a daring escape.

S12·E28 Core

Who R Zoo?

Feb 8, 2020 · 11 min

SpongeBob and Patrick create their own zoo made entirely of bubbles!

S12·E29 Core

Biddy Sitting

Feb 8, 2020 · 11 min

SpongeBob and Patrick get tricked into babysitting a grouchy old lady, who does all she can to escape.

S12·E30 Core

Shell Games

Mar 7, 2020 · 11 min

Patrick discovers that the rock he lives under is actually a sea turtle who overslept.

S12·E31 Core

Jolly Lodgers

Mar 7, 2020 · 11 min

Squidward packs his bags after his house gets infested, but a different kind of pest waits at his hotel.

S12·E32 Filler

Swamp Mates

Apr 11, 2020 · 16 min

Bubble Bass finds himself stranded with Patrick in a mysterious swamp, looking for a lost action figure.

S12·E33 Core

One Trick Sponge

Apr 11, 2020 · 11 min

SpongeBob learns a new magic trick, but he can’t find anyone to watch it.

S12·E34 Mytharc

Boss for a Day

Jul 17, 2020 · 11 min

Mr. Krabs has an accident and leaves SpongeBob in charge of the Krusty Krab. What could go wrong?

S12·E35 Mytharc

Pineapple RV

Jul 17, 2020 · 11 min

SpongeBob and Patrick turn the pineapple into a mobile home to take Squidward on the road trip he deserves.

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