Continuity mistake: 5-59 Just Desserts. When Crocker jumps out of the open window in the classroom, notice on the exterior of the school all the windows are closed.
The Secret Origin of Denzel Crocker - S3-E8
Continuity mistake: At the start of this episode, Crocker breaks a picture of himself as a kid. A shot later when Timmy looks into the window, the broken picture disappears.
Continuity mistake: In the Fairly Oddparents episode "Power Pals", when one of the Power Pals chucks a crystal into a drain to create "The Table of Frienditude", the crystal bounces under a table and into a drain directly under said table. However, when the shot pans out, the drain is beside the table, not under it.
Truth or Cosmoquences/Beach Bummed - S5-E2
Continuity mistake: After Francis kicks sand into Timmy's face, Trixie is far from Timmy, but a shot later, they're closer together.
Factual error: In the episode Catman Meets The Crimson Chin., When Timmy guesses the password to release Cosmo and Wanda he types CAT notice that where he hits the keys are not in the right position for typing CAT.
Continuity mistake: In the TV movie, "Channel Chasers," Vicky makes herself 18, changing the shape of her body. But later there's a brief shot of her in the place where you can get into any channel, and her body's the same as it has been in any other episode. But later she goes to face Timmy and she's 18 again.
Chin Up! / Dog's Day Afternoon! - S1-E5
Continuity mistake: When Cosmo and Wanda are saying what Vicky likes more than Timmy, their castle brick outline changes.
Super Bike / A Mile in My Shoes - S2-E6
Continuity mistake: When Vicky breaks a dish and dumps garbage in the sink that Wanda (as Timmy) was using to wash dishes, and gives her a shovel, one shot later the garbage disappears.
Continuity mistake: In Mother Nature, when Timmy goes to apologize to his Mom, the two makeup guys dissapear after his mom notices him.
Continuity mistake: In "Oh brother!" after Timmy gets beat up by Francis, he is in his room with a lot of injuries, yet when he wishes for a new brother and his mom calls him for something, the injuries are gone.
The Secret Origin of Denzel Crocker - S3-E8
Continuity mistake: Just where did the happy face (that appeared when Timmy said he needed to blend in to the 70s) on Timmy's shirt go during the rest of the 70s time?
Plot hole: In "Oh Brother!" Timmy wishes for a brother who will beat up Francis and some other things. How come he doesn't beat up Francis, even though Timmy wished for it?
Suggested correction: Remember that episode where Timmy tried to wish something bad would happen to chip skylark? Da Rulez say that you can't wish that someone could be injured/beaten/dead.
Continuity mistake: In the episode Miss Dimmesdale, in the scene where Vicky has Timmy pinned to a board in the garage. The next scene shows Adam West pulling Timmy in with a claw, notice that there is nothing in the garage but in the next shot a bunch of tools appear.
Chin Up! / Dog's Day Afternoon! - S1-E5
Continuity mistake: This mistake is found in the episode where Timmy wishes himself into the Crimson Chin's comic book after causing the Crimson Chin to become depressed. After defeating the Bronze Kneecap, the Crimson Chin are walking, and the Crimson Chin has no cape. When they appear before a large American flag, the Crimson Chin suddenly has a long, flowing, red cape flapping in the win. When they walk into the "letters to the editor" page, the Crimson Chin no longer has a cape.
Continuity mistake: In the season 3 special "Fairy Idol", Norm looks at various newspaper clipping about how bad Bucky McBadBat is. One of them says "Worse Baseball Player Ever" when it should really be "Worst", and when Norm hands the paper to Chester later, it suddenly does say "Worst".
Chin Up! / Dog's Day Afternoon! - S1-E5
Deliberate mistake: When Cleft (Timmy) and the Chin go to the last page with the letters and they get to Timmy's letter, Chin says he spelled Chin wrong yet you must see it's spelled right.
Engine Blocked / Mighty Mom and Dyno Dad Meet the Crimson Chin - S3-E5
Continuity mistake: At the beginning of Mighty Mom and Dyno Dad Meet the Crimson Chin, the Crimson Chin has defeated his foes and the bodies are laying everywhere in front of him. In the very next shot when he is talking to Timmy, all the foe's bodies have disappeared.
The Big Scoop / Pipe Down - S3-E10
Continuity mistake: The kid on the bus with the boil has his boil on his left cheek, but when he was with Waxelplax, it was on his right cheek.