Johnny hopes to extend summer vacation with Susan and Mary's time-stopping watch.

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.

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

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

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.

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.

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

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 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.

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.

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, 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.

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

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

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

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 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.

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.

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

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

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.

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