Loading episode...
SpongeBob SquarePants
Season 3 • Episode 21 • Mermaid Man and Barnacle Boy V
Select Server:
SpongeBob SquarePants Season 3, Episode 21: Mermaid Man and Barnacle Boy V
After being treated too much like a child by everyone, Barnacle Boy quits being a superhero and decides to be a supervillain. Watch SpongeBob SquarePants Season 3, Episode 21 Mermaid Man and Barnacle Boy V in HD free online. Enjoy high-quality streaming of SpongeBob SquarePants Season 3, Episode 21 and share your thoughts in the comments below!
Comments
No comments yet. Be the first to comment.
Episodes
40 episodes
Mermaid Man and Barnacle Boy IV
After Mermaid Man accidentally drops his utility belt, SpongeBob finds it and can't resist trying it on.
11 min
Doing Time
After SpongeBob accidentally drives into a shipment of juice to the senior home, Mrs. Puff is mistakenly arrested.
11 min
Welcome to the Chum Bucket
SpongeBob is forced to work at the Chum Bucket.
11 min
Frankendoodle
SpongeBob creates DoodleBob.
11 min
Snowball Effect
SpongeBob and Patrick try to show Squidward how much fun it can be to play in the snow.
11 min
One Krab's Trash
Mr. Krabs has a garage sale and sells SpongeBob the most valuable of items.
11 min
Nasty Patty
A health inspector shows up at the Krusty Krab, and while he is there, SpongeBob and Mr. Krabs see the news about a guy passing himself off as a health inspector to get free food. Mr. Krabs is so mad he and SpongeBob make a Krabby Patty made with a bunch of nasty things. After it is served to the inspector he chokes on a fly and the two think he died from the patty. They later find out that he was a real health inspector, and that the other one was caught. Now, what will SpongeBob and Mr. Krabs do with the dead health inspector?
11 min
Idiot Box
SpongeBob and Patrick buy a big screen TV, just so they can use the box using imagination, while Squidward refuses to believe that they are using their imagination inside the box on account of all the noise they are making.
11 min
As Seen on TV
After SpongeBob has a small role in a commercial for the Krusty Krab, he thinks he is now famous.
11 min
Can You Spare a Dime?
Squidward quits his job after Mr. Krabs accuses him of stealing the first dime he ever made, but Squidward has a hard time finding a new job.
11 min
No Weenies Allowed
Spongebob must find a way to prove that he's tough so he can get into the Salty Spitoon.
11 min
Squilliam Returns
When Squidward's old school rival, Squilliam, returns to Bikini Bottom to brag to Squidward, Squidward tells him that he owns a five star restaurant to get him to stop. Squidward must get Spongebob to turn the Krusty Krab into a fancy restaurant before Squilliam arrives.
11 min
The Algae's Always Greener
Plankton invents a machine enabling him to switch lives with Mr. Krabs, but he finds out that Mr. Krab's life isn't as good as it seems.
11 min
SpongeGuard on Duty
SpongeBob volunteers for a lifeguard job, despite the fact that he can't swim.
11 min
Krab Borg
After watching a horror movie, SpongeBob thinks that Mr. Krabs is a robot.
11 min
Rock-a-Bye Bivalve
SpongeBob and Patrick find an abandoned clam and decide to take care of it.
11 min
Wet Painters
Mr. Krabs has SpongeBob and Patrick paint the inside of his house, with a strict rule to not get paint on anything besides the walls.
11 min
Krusty Krab Training Video
A training video for new employees of the Krusty Krab, which goes over the basics of being a good employee.
11 min
Party Pooper Pants
SpongeBob buys a "Throw The Best Party Ever" kit and invites all 177 of his closest friends to a house party. But when he accidentally locks himself out of his house during the party, he must try to get back in.
22 min
Chocolate with Nuts
SpongeBob and Patrick decide to become rich entrepreneurs by selling chocolate bars door to door.
11 min
Mermaid Man and Barnacle Boy V
After being treated too much like a child by everyone, Barnacle Boy quits being a superhero and decides to be a supervillain.
11 min
Club SpongeBob
SpongeBob and Patrick's club is too small for Squidward... literally. But Squidward forces his way in, "propelling" the clubhouse into the middle of nowhere.
11 min
My Pretty Seahorse
It's spring in Bikini Bottom, and SpongeBob finds a wild seahorse and decides to keep her.
11 min
Graveyard Shift
SpongeBob and Squidward work the night shift.
11 min
Krusty Love
Mr. Krabs falls in love with Mrs. Puff.
11 min
New Student Starfish
Patrick gets bored everyday when SpongeBob goes to boating school, so SpongeBob insists that Patrick could join him. But what happens when Patrick makes SpongeBob lose a Noodle Student Star?
11 min
Clams
In celebration of Mr. Krabs' one millionth dollar, he takes Squidward and SpongeBob on a fishing trip. After a giant clam snatches his precious dollar, Mr. Krabs tries to get it back.
11 min
The Great Snail Race
When Squidward gets a purebred snail named Snelle, SpongeBob challenges him in the great snail race.
11 min
Mid-Life Crustacean
When Mr. Krabs feels like an aging old man, he tries to feel young again, so he goes out with SpongeBob and Patrick for a night on the town.
11 min
The Sponge Who Could Fly
SpongeBob tries his best to make an invention that allows him to fly. When all of them fail, people start to think that SpongeBob is crazy until he puts a hair dryer his pants. The hot air in his pants allows him to fly! But then, people start asking SpongeBob to do things for them, stopping him from flying with the jellyfish.
22 min
Gary Takes a Bath
The day that Gary has to take a bath arrives, but he doesn't want to take one.
7 min
Born Again Krabs
After Mr. Krabs eats a rotten Krabby Patty to save money, he ends up hospitalized for food poisoning and bargains with the Flying Dutchman for his soul, leading him to second-guess his cheap and miserly ways.
11 min
I Had an Accident
After SpongeBob shatters his buttocks in a sandboarding injury, he becomes paranoid of everything and confines himself to his own home with inanimate objects for friends.
11 min
Missing Identity
While at a diner, SpongeBob tells the story of when he lost his name tag.
11 min
Plankton's Army
It's the 25th anniversary of Plankton's first attempt to steal the Krabby Patty Secret Formula, and Plankton enlists his relatives to help him try again.
11 min
Ugh
SpongeBob, Patrick, and Squidward's long ago ancestors, SpongeGar, Pattar, and Squagg, discover fire.
22 min
Krabby Land
The first day of summer lures Mr. Krabs into making a children's theme park, which doesn't turn out the way he thinks it should.
11 min
The Camping Episode
SpongeBob and Patrick decide to go camping for the weekend, they camp out in the backyard. Squidward lures a sea bear to the campsite by doing stuff that would allure a sea bear.
11 min
SpongeBob Meets the Strangler
SpongeBob goes on his early litter patrol when he catches The Strangler. After he calls the police, The Strangler (disguised with a fake mustache) decides to be SpongeBob's bodyguard. After three parties at SpongeBob's house, The Strangler tries to strangle SpongeBob, but never gets the chance to be alone.
11 min
Pranks a Lot
SpongeBob and Patrick buy a prank called Invisible Spray. After taunting each other with the spray, they run out and decide to haunt Bikini Bottom while being invisible, preferably being ghosts. But with their last victim Mr. Krab, he washes them out with water and exposes them nude (they took their clothes off because the spray stains clothes) to the whole Krusty Krab, embarrassing them.
11 min