Things have been mysteriously disappearing underground, making Johnny and Dukey believe that the people behind this are "mole people". When Johnny accidentally loses his dad's new camera, he must journey to the center of the earth to retrieve it before dinnertime, or he will be grounded.

Susan and Mary give Gil a piece of their special love "bubble gum", but by accident, it makes him transform. In order to save Gil and the others in pork belly, they have to give Johnny and Dukey some cool super powers.

Bling-Bling Boy has stolen a device that turns things into gold and Johnny must get it back before dinnertime.

Johnny tries to get his baseball back from an old man before the baseball game starts.

Susan and Mary are having a party and use a device on Johnny in order to make him look good so all the girls at the party will love him, but Johnny turns into a monster.

The Extreme Teen Team are on the loose and it's up to Johnny to bring them down.

Johnny uses an invention to breathe underwater, yet sharks and electric eels begin to walk on land and wreak havoc to the beach.

Bling-Bling Boy steals a backpack and Johnny must retrieve it so Susan and Mary can show it off at the school science fair.

Johnny goes back in time to ask Thomas Edison for a hockey invention and then to gather all of the vicious and ruthless "legends" he could find, in order to form a hockey team which will help the Ice Pigs win a game.

Johnny fills the house with some of Hugh's favorite things listed in his notebook. However, Johnny learns that the book was also full of Hugh's least favorite things (most of them scary.) To make matters worse, Lila's boss is coming over for dinner that night.

Johnny wears super smarty pants in order to win the love of a genius girl, Janet Nelson Jr. But later, the pants get a mind of their own.

Johnny sneaks into Lila's car along with Susan and Mary on Take Your Daughter to Work Day, thinking that it's unfair that girls don't have to go to school on this day, but boys do. When the kids get to Lila's workplace, they sneak into a lab and accidentally release a missile.

Johnny brings a toy, Nasteria, to life. But the toy decides to destroy Porkbelly. Now Johnny needs to stop the evil action figure with a toy force, led by Nasteria's arch enemy, Mega Roboticle.

Johnny steals a rocket his sisters made to travel to the moon so he can write his report. Unexpectedly, he battles some moon monsters and rescues Canadian astronauts.

Johnny uses a gadget to travel into a movie, The Quickest and the Monkiest. But what happens when the gadget gets stuck and the movie has a bad ending?

Johnny's sisters invent a time rewinder that can go back up to 5 minutes and they use it to get Johnny in trouble. Infuriated, he tries multiple times to steal this, but he fails; eventually, he gets a similar one from Bling-Bling Boy.

Johnny becomes Johnny X again in order to take down Bling-Bling's latest evil invention, Repto-Slicer.

Johnny and Dukey try Susan and Mary's ultimate scooter and are wanted in the future.

Susan and Mary put a device on Dukey, making him respond to their every command. Now Johnny must stop Susan and Mary, and get his best friend back.

Johnny uses a device to free everyone of zits.

Johnny uses his game controller to control people, but Hugh gets his hands on it and begins affecting Johnny in the process.

Johnny accidentally shrinks himself and Dukey into a sub-atomic universe while shrinking his toys. Unexpectedly, its nature turns against him.

A kid at Susan and Mary's school becomes a villain named Brain Freezer. Now Johnny must stop this villain and unfreeze everyone he froze.

Johnny uses a device in Susan and Mary's lab to make it snow outside.

Johnny uses a bionic arm to magnify his arm strength to beat Sissy at dodge ball. However, it breaks after being exposed to cereal.

Eugene brings a living monster truck to the Test house, and it began to be enraged after Eugene kicked it because it didn't win Susan's heart. Now the truck wants to destroy the entire monster truck species. It's up to Johnny to figure out how to stop it.

Johnny and Dukey must help a pathetic pirate, Nobeard, take down his powerful brother pirate, Blackbeard, and impress his father, Greybeard. Johnny goes back to the future to get his sisters' help.

An evil toymaker named Wacko gives out robots to all the children of Porkbelly, which imprison them. The gang seeks assistance from the Turbo Toy Force.

Johnny starts his own channel over a channel which only broadcast emergencies and tests. Later, the army needs the channel for a runaway plane.

Eugene creates a device that turns himself, Johnny, and Dukey into young children, interfering with Johnny's video game showdown with Sissy.

Johnny makes a theme park called Johnnyland in the backyard. However, Hugh demands the park be torn down, later stumbling into an unstable ride with Lila.

Hugh's constant sayings of "no" begin to infuriate Johnny, so, with Susan and Mary's help, they make a new one. However, when the new dad gets exposed to the plutonium he got for Susan and Mary, things start to turn out ugly.

Johnny is trying to have the perfect Saturday, but Sissy ruins it by trying to practice William Tell archery on Johnny. Johnny then uses Susan and Mary's Saturday Repeater machine to try again.

Johnny, Dukey, and the sisters go to an ice cream factory, in order to get the recipe for mint chip ice cream which Johnny and Dukey can't stop eating.

Dukey gets jealous when Johnny takes Repto-Slicer to school for pet day and not him. However, this lands him into danger of becoming a TV star.

An accident in Eugene's lab leaves Johnny overweight like him. Johnny uses his weight to become a rapper and to get a video game that he wanted. However, karma is after him and ruins his experience.

Johnny and Dukey must rescue Susan from Bling-Bling Boy in the forms of Johnny X and Super Pooch. Little do they know she doesn't want to be rescued, as Bling-Bling Boy has taken her on a cruise bot with a swimming pool, movie theater, anti-gravity chamber, video arcade, and her favorite restaurants among other luxuries.

Johnny and Dukey catch rainy day boredom, and use one of the sisters' devices, thinking that it is an inter-dimensional travel machine, and go into a land known as Johnnia.

Johnny makes 100 robot clones in order to do his chores for him, but the clones become defective soon after.

Johnny brings Porkbelly's founders back to life in order to help with his report.

Johnny and Dukey shrink themselves, and end up in Mr. Black's stomach and brain to make him forget that the General told Mr. Black and Mr. White to spy on Susan and Mary to stop them from doing dangerous experiments.

Johnny and his family go on vacation to a dude ranch on Susan and Mary's choice, but it is invaded by an outlaw motorcycle club shortly after they arrive. With the help from Bling-Bling Boy and Gil, both whom have also been taken a trip to the ranch, the Tests resolve to stop the bikers from ruining their fun and take back their holiday.

Johnny goes to the Behemoth, the ultimate downhill ski resort. However, he has to find ways to go downhill since the ski captain doesn't let kids go.

It is a hot day and Johnny's family cannot seem to find a place where they can cool off and get wet. They go to Lake Pork-Ness, which is rumored to have a monster inhabitant. Susan and Mary believe that the idea is a total myth and try to prove there are no monsters in the lake.

Five evil villains who have been defeated previously by Johnny (Wacko, the Bee Keeper, Brain Freezer, Mr. Mittens and Albert the butler) team up and kidnap him. Now it's up to Susan, Mary, Dukey, Bling-Bling, Gil, and Bumper to save him.

Susan and Mary create Gil cyborgs to make Gil jealous but they try to eliminate Gil and anyone in their path. It's up to Johnny to stop them. Meanwhile, the girls keep Gil "safe" in a box in their lab.

Tim Burnout steals blueprints of the girls' original plan to alternate Dukey and uses it on his cat, Mr. Mittens. But he becomes evil and now it's up to Johnny and Dukey to stop him.

While on a class trip to the safari park with Dukey disguised as Johnny's dad, Johnny and Dukey decide to help animals get to their homeland in Africa.

While trying to figure out some cheat codes from his video game, Johnny accidentally brings Smash Badger to life.

The Bee Keeper steals all the candy in Porkbelly and it's up to Johnny, Dukey, and the girls to stop him.

To control Johnny's frequent bad behavior, the girls split his bad genes to make his genes 100% good. The bad gene later gets a life of its own, making two Johnnys, one nice and one evil.

Dukey keeps Johnny up all night with his pillow fights and Johnny goes to the sisters to get some sleep. But Johnny misfires and causes his parents to go sleepwalking.

When Eugene finds out that Johnny is what stands in the way of him and Susan, he sets out to lock Johnny up forever as he tries to get the last ingredient for his sister's "Susan-hating lozenge".

Johnny wants to buy an HDTV and the twins need an important ingredient for their experiment. The only solution: Enter Johnny in a professional wrestling competition so they can win $10,000, so they make Johnny a wrestling suit which allows him to spray stink gas from his suit.

Brain Freezer creates an army of snowmen, and only Johnny X can stop him.

After Johnny and Dukey send Bumper packing, they start to come against each other in a game of "Say Uncle".

Fed up with the lack of respect, Dukey has convinced Mary and Susan to turn Johnny into a dog. In the meantime Mary and Susan turn themselves into animals so they can get loved by Gil. It all goes wrong when Animal Control arrives and snatches them.

After hearing about American heroes in Social Studies class, Johnny decides to help his classmates by bringing back applesauce as a vigilante after the Lunch Lady outlaws it. However, this lands him into trouble.

Johnny and Dukey are transported into their favorite video game, Tiny'Mon, but they end up trapped and must defeat Blast Ketchup, and his Tiny'Mon Kadoomerang, to get back home, with only the seemingly useless Cuddlebuns for protection.

Johnny refuses to bathe, and his family forcibly attempts to wash him. Meanwhile, Dukey is mad because he thinks Johnny forgot his birthday.

Mr. Black and Mr. White ask Susan and Mary to design a new weapon, so they make a helmet that allows the user to control things with their mind. But it becomes a huge mistake when it's stuck on Johnny's head, and his obsession with a new video game now makes any inanimate object he sees turn into a monster.

Johnny is upset because the holidays that give free candy to the world are spread too far apart, so Johnny decides to start his own holiday, known as Kids Get Free Candy Day, and try to spread free candy. When there are some adult protests against this holiday, Johnny, Dukey, Susan, and Mary gain an unlikely ally against this – the Beekeeper.

When Dukey explains how narration makes everything seem better, Johnny convinces Susan and Mary to make a reality warping megaphone, but it malfunctions.

Johnny buys a video game which turns out to be a military plot to recruit an elite team of super soldiers, and then he must join the fight against a group of renegade penguins who are losing their home to global warming.

Johnny drinks an unstable isotope so he can get sick and not have to study for a test for school. Unfortunately, not only does the isotope give him red spots and a purple tongue, if it's not cured within four hours, it's going to give him immense bloating, cause violent coughing, and eventually make him explode.

Johnny has his sisters use an invention that will give him a mustache so that Johnny can get into a movie meant for older people. But when Bling Bling Boy pesters Johnny to use the invention on him, Johnny shoots the invention at him too much and now Eugene looks like the monster from a movie.

When Bumper uses kung fu moves to take over the school, Johnny seeks Dukey's kung fu advice, but to no avail.

Bling-Bling Boy steals Susan and Mary's shoes, and it is up to Johnny and a reluctant Dukey to retrieve them before their dinner with Gil.

Susan and Mary need to get Lolo away from Johnny and Dukey for various tests when they try to make a profit out of her in order to get a video game system.

Johnny must make a bench for woodshop class or he goes to summer school.

Doggone doggy adventures result when Susan and Mary fashion a mind-controlling obedience collar to tame Dukey's bad behavior. Then, the girls invent an acne cream.

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All Johnny and Dukey want is a simple bike race between the two of them; but everyone joins the race.

Johnny and Dukey test a perfume experiment and now everyone is attracted to them. They use this to their advantage, but it goes out of control.

Seeking revenge, Blast Ketchup sucks Hugh into the Tiny'Mon world, trying to suck Johnny in. Thinking he is one of Johnny's Tiny'Mon, he captures him. Johnny, Dukey, Susan, and Mary must stop him. To re-exit the game, they must win another battle with Blast.

When a condemned hotel gets haunted by ghosts Susan and Mary drag Johnny, Dukey and Gil into the house to prove that the ghosts are fake.

It's time for the Earth Day Carnival and the Johnny Stopping Evil Force 5 (with Zizrar replacing the Beekeeper) returns and obtains the same mutant powers as Johnny X, and Super Dukey.

Following the events right after "JX6-a: A New Beginning" Dark Vegan returns to destroy the Earth with an upgraded armada. Dark Vegan, with his upgrade armada, is cutting up the Earth's trees, taking off the oxygen and sucking up the Earth's water. Johnny, Dukey, and the Johnny Stopping Evil Force 5 team up to stop Dark Vegan and return the Earth's resources.

Johnny joins forces with Dark Vegan to get him back to his home planet.

Susan and Mary build Johnny a robot in order to help him do his homework, but the robot ends up stealing things for Johnny.

Susan and Mary switch Johnny and Hugh's brains after the two make a bet that involves taking on each other's lives.

Johnny and Dukey try to get in a dog show which only allows perfectly groomed and trained dogs.

Dukey drinks a liquid which makes him turn into a monster. To make matters worse, a dog catcher (and later Mr. Black and Mr. White) are after him.

Johnny wants to get a trophy to put in his trophy case. Susan and Mary get obsessed with winning, so the three of them enter The Pork Belly River Jumpoff to win 1 million dollars and a trophy.

Susan and Mary purposely turn themselves into babies while the parents are out, and Johnny has to keep them safe from the irresponsible babysitter Gil; this interferes with a party he and Dukey had been planning.

Johnny tricks his sisters into letting him have teleporting powers. Susan and Mary mess with the powers to get revenge. Later the twins accidentally get them caught in a middle of an art robbery.

After Johnny lands his bike into a garbage truck, he becomes a Lady Bird Scout and tries to sell 1,000 boxes of cookies to get a new one. Little does he know, Sissy wants the bike as well, but for a better reason.

Johnny goes back in time in order to get a sloth bone for the twins, but when he returns he becomes a caveman, interfering with his grounding from selling Hugh's personal items.

Johnny and Dukey run away when Johnny's parents say he's old enough to do chores but not old enough to watch PG-13 movies.

Johnny steals a portable black hole, which later creates an early apocalypse.

Susan and Mary make fortune cookies that come true, and Johnny sells them with the typical drastic results.

The twins' latest invention accidentally makes them dumb thanks to Johnny right before their scholarship interview.

Johnny gets hired to stop Bling-bling from kissing Susan, but Johnny turns on the sisters once Bling-Bling bribes him.

Johnny turns into a mouse for Susan and Mary, but when Mr. Mittens comes, things get chaotic. This episode is a parody of Tom and Jerry.

Johnny tries to get invited to a party to stop a villain. NOTE: Susan and Mary don't appear in this episode.

Mr. Whacko invents a new helium gum that lifts kids into the sky, and Johnny must save them.

Johnny travels to 1845 when school was easier, but he gets stuck there because the power supplier to the Turbo Time Tea house hasn't been invented yet. The sisters and Johnny try to find outdated technology to power the tea house.

Johnny creates a magnetic force field on the Earth which makes Porkbelly the new north pole.

Johnny and Dukey get framed for stuff that Johnny and Dukey look alike robots (which Mr. Black and Mr. White made) do around Porkbelly.

Johnny keeps attempting to ride down Suicide hill, but Susan and Mary keep redeeming Johnny's coupons.

Johnny gets X-Ray goggles.

Johnny and Dukey decide to remain in super hero mode permanently but find being a superhero is harder than they think.

The twins upgrade Johnny's new cell phone. Later the phone becomes too intelligent and begins hacking government space missiles.

Johnny goes on a trip to the museum and brings the things to life, including a mummy.

When Sissy considers Johnny too gross to help her in a science project, he begs Susan and Mary to change his personality.

Johnny's mail order foam monster becomes a real monster once the twins swap the water with their bottle of "side effects".

Johnny poses as a princess in order to prevent a war. Meanwhile, Susan and Mary decide that they would like to act like normal girls.

After getting his 99th detention, Johnny learns he must perform 99 good deeds or he will be sent to military school.

Johnny and Dukey challenge his sisters, their friends, and their enemies to a survival challenge in which the winning team gets hundreds of dollars in gift certificates.

While the tests go on vacation, Johnny and Dukey try to get back into their hotel room and avoid the hotel manager that doesn't allow pets.

Mr. Black moves in with the Tests after he embarrasses Mr. White at the dance contest auditions.

Johnny's parents keep setting Johnny up with new friends. When those don't work out, Johnny reveals Dukey's intelligence. Later, Dukey spends more time helping Johnny's parents instead of playing with Johnny.

Johnny once again has to protect Susan from Bling Bling Boy who is determined to have her as his valentine.

Susan and Mary both want Gil to go on a date with them, so they put up a wrestling match using rough guts (Susan uses Johnny's while Mary uses a lion's), but it leads to destructive results.

Johnny goes to the beach to surf, but there are no waves, so Susan and Mary build a wave making machine and special surfboard for him.

Johnny and Dukey try to help Brain Freezer get a girlfriend.

Johnny becomes obsessed with domination after Susan and Mary bring his chess pieces to life.

Johnny uses one of his sisters' inventions to bring two cartoon characters to the real world in order to scare Sissy out of the house, but the characters mistake Porkbelly for a zombie world and try to destroy it.

It's Lila's birthday and the family spends the morning to make her birthday a success. Johnny struggles to make her breakfast, Hugh tries to figure out a good but inexpensive gift for her, and the twins keep trap Lila in her bedroom until Hugh and Johnny are ready.

Johnny wants to become a internet sensation.

Johnny is dragged into Susan and Mary's plan to get Gil to be in a sleep-over, but Bling-Bling Boy and Dark Vegan's daughter Jillian become involved as well, with the usual chaos ensuing.

Johnny gets a wart, and when his sisters try to get rid of it, it gives the wart intelligence and seems to make Johnny's life better, but he tries to take over his body as he gets more powerful.

When Susan and Mary turns Johnny into a fish as part of one of their experiments, Hugh flushes him down the toilet by mistake where he ends up in the sewer, and he has to swim for his life when he runs into an alligator.

Johnny ditches school with a relentless truant officer in hot pursuit.

Dark Vegan once again tries to destroy Johnny, who is trying to cheer up lonely Repto-Slicer.

Hugh wants to train Johnny to be good at sports so that he could get a sports scholarship to college.

Johnny, his friends, and his enemies all compete in a boat race against an arrogant rowing team.

Johnny is determined to get a flytrap plant from his sisters for his school's science fair.

Johnny is in charge of the school play about recycling while Susan and Mary create a garbage-eating monster.

The general takes away the lab, and than builds agent cyborgs. They charge up Johnny X and their friends to stop them!