S1 E1 • Johnny to the Center of the Earth

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.

Première diffusion : 17 septembre 2005

S1 E3 • Johnny vs. Bling-Bling Boy

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

Première diffusion : 24 septembre 2005

S1 E4 • Johnny Impossible

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

Première diffusion : 24 septembre 2005

S1 E5 • Johnny Test: Party Monster

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.

Première diffusion : 1 octobre 2005

S1 E6 • Johnny Test: Extreme Crime Stopper

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

Première diffusion : 1 octobre 2005

S1 E7 • Deep Sea Johnny

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

Première diffusion : 8 octobre 2005

S1 E8 • Johnny and the Amazing Turbo Action Backpack

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

Première diffusion : 8 octobre 2005

S1 E9 • Johnny and the Ice Pigs

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.

Première diffusion : 29 octobre 2005

S1 E10 • Johnny’s House of Horrors

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.

Première diffusion : 29 octobre 2005

S1 E11 • Johnny’s Super Smartypants

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.

Première diffusion : 5 novembre 2005

S1 E12 • Take Your Johnny to Work Day

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.

Première diffusion : 5 novembre 2005

S1 E13 • Johnny and the Mega Roboticles

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.

Première diffusion : 12 novembre 2005

S1 E14 • Johnny Gets Mooned

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.

Première diffusion : 12 novembre 2005

S1 E15 • Johnny Hollywood

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?

Première diffusion : 19 novembre 2005

S1 E16 • Johnny's Turbo Time Rewinder

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.

Première diffusion : 19 novembre 2005

S1 E17 • Return of Johnny X

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

Première diffusion : 26 novembre 2005

S1 E18 • Sonic Johnny

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

Première diffusion : 26 novembre 2005

S1 E19 • Dog Days of Johnny

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.

Première diffusion : 11 février 2006

S1 E20 • Johnny's Pink Plague

Johnny uses a device to free everyone of zits. But what happens when Johnny finds out the device was unstable?

Première diffusion : 11 février 2006

S1 E21 • Johnny's Extreme Game Controller

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

Première diffusion : 18 février 2006

S1 E22 • Li'l Johnny

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

Première diffusion : 18 février 2006

S1 E23 • Johnny vs. Brain Freezer

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.

Première diffusion : 22 juillet 2006

S1 E24 • Johnny's Big Snow Job

Johnny uses a device in Susan and Mary's lab to make it snow outside. But what happens when the whole city becomes snowed over?

Première diffusion : 22 juillet 2006

S1 E25 • Johnny Dodgeball

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

Première diffusion : 29 juillet 2006

S1 E26 • Johnny and the Attack of the Monster Truck

In the season finale, 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.

Première diffusion : 29 juillet 2006