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SpongeBob SquarePants
Season 9 • Episode 45 • MermaidPants
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SpongeBob SquarePants Season 9, Episode 45: MermaidPants
SpongeBob and Patrick have fun playing Mermaid Man and Barnacle Boy, and Mr. Krabs and Squidward decide to play along as the bad guys. Watch SpongeBob SquarePants Season 9, Episode 45 MermaidPants in HD free online. Enjoy high-quality streaming of SpongeBob SquarePants Season 9, Episode 45 and share your thoughts in the comments below!
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Episodes
47 episodes
Patrick-Man!
Patrick becomes a “superhero” and starts terrorizing the citizens of Bikini Bottom.
11 min
Eek, an Urchin!
The Krusty Krab Crew has a problem on their hands when SpongeBob finds an urchin.
11 min
Bumper to Bumper
Mrs. Puff tries a new method to try and get SpongeBob to pass his boating test.
11 min
It's a SpongeBob Christmas!
Plankton turns everybody in Bikini Bottom from nice to naughty by feeding them his special jerktonium-laced fruitcakes and transforming them into donkeys in his attempt to get his Christmas wish—the Krabby Patty secret formula. However, it is revealed that the only victim capable of surviving the mineral is SpongeBob because of his massive love for the holidays which makes him immune to the effects of jerktonium.
22 min
Squid Defense
After squidward is cornered in a dark alley and his groceries are stolen, he asks SpongeBob and Sandy to teach him karate so he can defend himself if it ever happens again.
11 min
Plankton’s Pet
After another failed attempt for the formula, Plankton decides that he wants a pet to help him.
11 min
Little Yellow Book
Squidward finds SpongeBob's diary, and reads in front of everyone in the Krusty Krab.
11 min
Evil Spatula
Plankton gives SpongeBob a new spatula, and SpongeBob starts to believe that it's magic.
11 min
Jailbreak!
Plankton is in jail, but he teams up with his cellmates to break out, and steal the Krabby Patty formula.
11 min
Safe Deposit Krabs
Mr. Krabs gets trapped in Bikini Bottom's new bank. It's going to be up to SpongeBob and Patrick to save him.
11 min
Don’t Look Now
SpongeBob and Patrick watch a horror movie, and become convinced that the villain of the movie is after them.
11 min
Séance Shméance
SpongeBob attempts to make contact with the holy Sandwich Spirits in order to uncover a long lost sandwich recipe.
11 min
SpongeBob, You’re Fired
When Mr. Krabs fires SpongeBob to save money, SpongeBob must find other work, at other restaurants.
22 min
It Came from Goo Lagoon
A giant Super Goo Bubble has formed over Goo Lagoon, scaring Bikini Bottom!
22 min
Kenny the Cat
SpongeBob looks up to the newest celebrity in town, Kenny the Cat, who can hold his breath for an incredible period of time.
11 min
Yeti Krabs
Mr. Krabs' scary story about a Yeti Krab that eats lazy employees like Squidward causes SpongeBob to work in overdrive.
11 min
Lost in Bikini Bottom
SpongeBob gets lost when trying to take a shortcut to work.
11 min
Tutor Sauce
Mr. Krabs tries to teach SpongeBob how to drive after he fails his driving test again.
11 min
The Executive Treatment
While trying to order a special sandwich, Patrick gets swept up in the fast-paced world of business.
11 min
Squid Plus One
Squidward receives an invitation to a gallery opening and scrambles to find a friend to take with him.
11 min
Pull Up a Barrel
Mr. Krabs tells SpongeBob tales from his old navy days.
11 min
Company Picnic
Mr. Krabs throws a company picnic to boost morale, but Plankton hosts his own picnic on the same day.
11 min
What's Eating Patrick?
Patrick enters a Krabby Patty-eating competition in order to defend Bikini Bottom's honor.
11 min
Sanctuary!
SpongeBob takes care of stray snails.
11 min
Patrick! The Game
Patrick invents a new board game and invites SpongeBob, Sandy, and Squidward to play it with him.
11 min
The Sewers of Bikini Bottom
After accidentally flushing Mr. Krabs' safe, SpongeBob and Squidward must go into the sewers to find it. Meanwhile, Mr. Krabs visits the new stadium, which is having plumbing issues.
11 min
SpongeBob LongPants
SpongeBob starts wearing long pants, which causes his personality to change.
11 min
Larry's Gym
When Larry the Lobster opens a new gym in Bikini Bottom, SpongeBob becomes his best customer.
11 min
Mall Girl Pearl
Pearl gets a job to be cool like her friends, but the only store that is hiring is the lamest store at the mall.
11 min
Two Thumbs Down
SpongeBob loses the use of his thumbs.
11 min
The Fish Bowl
When Sandy tries to study SpongeBob and Patrick's behavioral patterns, her science experiment goes awry.
11 min
Married to Money
After following Plankton's advice, Mr. Krabs decides to marry the only thing he ever loved - money.
11 min
Sharks vs. Pods
The next confrontation of the toughest guys in town, The Sharks, may be too much for SpongeBob to handle.
11 min
CopyBob DittoPants
Plankton clones SpongeBob to steal the secret formula, but his plans may be ruined by the original SpongeBob.
11 min
Sold!
SpongeBob and Patrick move away after they think their houses have been sold, which thrills Squidward.
11 min
Lame and Fortune
Plankton realizes that fortune cookies can predict the future, so he twists them to fit his own schemes.
11 min
Sandy’s Nutmare
Sandy creates an acorn food sensation, but her tree pays the price for her greed.
11 min
Food Con Castaways
The gang heads to a food convention, but things go awry when they get lost in the woods.
11 min
Pineapple Invasion
SpongeBob hides the Krabby Patty secret formula in his home, and Gary must protect it from Plankton.
11 min
Salsa Imbecilicus
Sandy must save the day, after everyone in town becomes as stupid as Patrick.
11 min
Bulletin Board
SpongeBob puts up a community bulletin board but anonymous reviews lead to trouble.
11 min
Mutiny on the Krusty
When a storm blows away the Krusty Krab, an insane Mr. Krabs has to guide his employees and customers back to their homes.
11 min
Whirlybrains
SpongeBob and Patrick get hooked on the latest fad – flying your own brain like a tiny drone.
11 min
Snail Mail
SpongeBob lies to his penpal and continues the foul play when he visits.
11 min
MermaidPants
SpongeBob and Patrick have fun playing Mermaid Man and Barnacle Boy, and Mr. Krabs and Squidward decide to play along as the bad guys.
11 min
The Whole Tooth
Patrick has to lose his last baby tooth, but he is frightened.
11 min
Goodbye, Krabby Patty?
SpongeBob and Mr. Krabs seek business advice from an ad executive in Mr. Krabs’ endeavor to launch a line of frozen Krabby Patties.
22 min