zenee

Show generally

Revealing mistake: In "Patrick! The Game," when Squidward holds out the notepad, it's obviously written on. Just when the bubble transition comes, the notepad and all the other papers on the floor clear themselves.

Help Wanted / Reef Blowers / Tea at the Treedome - S1-E2

Continuity mistake: In "Help Wanted", the last time SpongeBob says "I'm ready!", his collar turns red.

Nikolai

Jellyfishing / Plankton! - S1-E3

Continuity mistake: In "Jellyfishing", Patrick and Spongebob slide down two ropes and burn their hands on them. The two shots after they land show them trying to cool down their hands and in the shot after that, the ropes they had just slid down on have disappeared.

bobthedancingdonut

Whatever Happened to SpongeBob? (WhoBob WhatPants) - S5-E18

Continuity mistake: Near the beginning, Spongebob picks up Gary, and some of his slime falls on the floor. When he hugs him and breaks his shell, the slime is gone. (00:01:56)

zenee

Have You Seen This Snail? - S4-E3

Revealing mistake: After SpongeBob tells Patrick, "I can't find Gary," text that reads "Rough Draft Korea" briefly appears on screen during the bubble transition. (00:08:24)

zenee

The Snowball Effect / One Krabs Trash - S3-E3

Other mistake: One Krab's Trash: When Mr. Krabs sticks the ghost drawing in Spongebob's window with the fishing rod, the shadow of the paper is visible on Spongebob, but there is no shadow of the fishing line holding it up. (00:17:27)

zenee

Bummer Vacation/Wigstruck - S4-E14

Other mistake: Bummer Vacation: When Spongebob says, "You're right, Gary. It is unhealthy to think of the Krusty Krab while I'm on vacation," his legs are missing. (00:05:55)

zenee

Trivia: In "Where's Gary?" when Spongebob takes the Dirty Bubble Challenge, look closely at the paddleball box; it has the Nickelodeon logo on it.

logan crews

SpongeBob Meets the Strangler / Pranks a Lot - S3-E20

Continuity mistake: In "Pranks-A-Lot" when Sandy flies out of her dome in an escape pod to Texas, she leaves a big hole on top of her dome. In the next shot, it's gone. Very noticeable mistake.

logan crews

Enemy In-Law/Mermaidman and Barnacleboy VI: The Motion Picture - S4-E7

Other mistake: Plankton's phone doesn't have a 0 button on it.

Casual Person

Help Wanted / Reef Blowers / Tea at the Treedome - S1-E2

Character mistake: In "Help Wanted", Stephen Hillenburg's name in the "Written By" section of the title card is incorrectly spelled as "Stephen Hilleburg."

Nikolai

The Secret Box / Band Geeks - S2-E14

Continuity mistake: When SpongeBob is sneaking to Patrick's house, Squidwards house is missing.

Arrgh! / Rock Bottom - S1-E17

Revealing mistake: Near the end of "Rock Bottom", when SpongeBob arrives back to Bikini Bottom, SpongeBob's pineapple is animated differently from the other buildings. It looks like it was cheaply tacked on in post production.

Nikolai

Arrgh! / Rock Bottom - S1-E17

Revealing mistake: At the beginning of Rock Bottom, when the bus pulls up in front of Patrick and SpongeBob, right before Patrick steps up onto the bus, SpongeBob's right arm is missing and it suddenly appears as he starts moving.

Help Wanted / Reef Blowers / Tea at the Treedome - S1-E2

Revealing mistake: In the shot where Spongebob says, "That little squirrel is in trouble, " half of his belt is missing.

Dying For Pie / Imitation Krabs - S2-E6

Revealing mistake: In the episode "Dying For Pie", you can see Mr. Krabs' legs disappear when Squidward says, "But you can't pay me enough to act brotherly on that guy!"

rein856

Mermaid Man and Barnacle Boy IV / Doing Time - S3-E1

Other mistake: When the citizens pop out of Sponge Bob's holes near the end of Mermaid Man and Barnacle Boy 4, if you look closely, Sandy's head is gone except her eyes and nose.

thezombiewolfgirl

Best Day Ever/The Gift of Gum - S4-E20

Revealing mistake: When Squidward says "I suppose if you haven't fixed my clarinet, the concert would have been a bust", Sandy's tail is the same color as her suit.

Help Wanted / Reef Blowers / Tea at the Treedome - S1-E2

Revealing mistake: When Spongebob uses his binoculars, his teeth turn yellow for one frame.

Sleepy Time / Suds - S1-E15

Revealing mistake: After SpongeBob disguises himself as Patrick's rock and right before he sneezes his uvula clips through his bottom lip.