The BEST episodes of Johnny Test season 5

Every episode of Johnny Test season 5, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Johnny Test season 5!

Crafty 11-year-old Johnny Test and his genetically modified talking dog go on high-octane adventures to save his family (and the world) from disaster.

Last Updated: 11/25/2024Network: Cartoon NetworkStatus: Ended
Johnny Daddy Day
star
6.20
10 votes

#1 - Johnny Daddy Day

Season 5 - Episode 2 - Aired 6/13/2011

Johnny Daddy Day - Johnny, the twins and Lila realize it’s Father’s Day, and they don’t have a gift. They try many disastrous attempts, making Hugh wish they had never remembered!

Watch Now:Amazon
Johnny Goes Nuts
star
6.00
10 votes

#2 - Johnny Goes Nuts

Season 5 - Episode 1 - Aired 6/13/2011

Johnny Goes Nuts - Johnny is finally old enough to participate in Porkbelly’s Annual Running of the Squirrels, but he has to get past Lila, who thinks it’s too dangerous, despite performing many dangerous attempts on her son to stop him.

Watch Now:Amazon
Johnny Irresistible
star
6.00
8 votes

#3 - Johnny Irresistible

Season 5 - Episode 10 - Aired 7/18/2011

Johnny Irresistible - Johnny wants to increase his charisma when he becomes jealous of Gil's popularity.

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Johnny Cruise
star
5.89
9 votes

#4 - Johnny Cruise

Season 5 - Episode 3 - Aired 6/20/2011

Johnny Cruise - Johnny wins an ocean cruise for him and his family, but it turns to be just a trap by Bling-Bling Boy, who deliberately crashes the ship so he can romantically save Susan.

Watch Now:Amazon
Johnny's Rat Race
star
5.75
8 votes

#5 - Johnny's Rat Race

Season 5 - Episode 11 - Aired 7/25/2011

Johnny's Rat Race - Johnny uses his sisters' genetically altered rat for a school project, only to have it stolen by a desperate circus owner to save his failing show.

Watch Now:Amazon
Johnny's World Prank Wars I
star
5.71
7 votes

#6 - Johnny's World Prank Wars I

Season 5 - Episode 18 - Aired 8/8/2011

Johnny's World Prank Wars I - Johnny competes with his family, his friends, and his enemies in a prank war. Error: When Johnny said to Dukey an escape plan, Dukey said look it's Gill.When Mr. Mittens [ aka.Super kitty prakster S.P.K. for short.] said I can't beleve you fell for it meanen it was a prank.

Watch Now:Amazon
Spotless Johnny
star
5.67
9 votes

#7 - Spotless Johnny

Season 5 - Episode 5 - Aired 6/27/2011

Spotless Johnny - After Johnny and Dukey track mud in the house, they use a special stain-remover designed by Susan and Mary, but also learn it can make Johnny invisible.

Watch Now:Amazon
Johnny Trick or Treat
star
5.57
7 votes

#8 - Johnny Trick or Treat

Season 5 - Episode 25 - Aired 10/17/2011

Johnny Trick or Treat - Johnny spends the night in a haunted house with Dukey and Jillian to win a ton of candy. .

Johnny of the Deep
star
5.50
8 votes

#9 - Johnny of the Deep

Season 5 - Episode 8 - Aired 7/11/2011

Johnny of the Deep - Mary turns Johnny and Dukey into sharks when Bling Bling Boy hypnotizes Susan into falling in love with him.

Johnny Swellville
star
5.38
8 votes

#10 - Johnny Swellville

Season 5 - Episode 9 - Aired 7/18/2011

Johnny Swellville - A time-traveling mishap sends Johnny and Dukey back to the 1950s.

Johnny Testosterone
star
5.33
6 votes

#11 - Johnny Testosterone

Season 5 - Episode 14 - Aired 10/10/2011

Johnny Testosterone - Johnny eats all of the peach yogurt, not knowing that each container is filled with growth serum, and becomes a Hulk monster, causing destruction.

Rated J for Johnny
star
5.29
7 votes

#12 - Rated J for Johnny

Season 5 - Episode 4 - Aired 6/20/2011

Rated J for Johnny - Johnny tries various schemes to buy an M-rated video game, not knowing what the consequences will be.

Johnny Susan, Susan Johnny
star
5.29
7 votes

#13 - Johnny Susan, Susan Johnny

Season 5 - Episode 24 - Aired 8/29/2011

Johnny Susan, Susan Johnny - Susan swaps bodies with Johnny so that she and Mary can get a men-only science award.

Johnny vs. Bling-Bling: The Final Battle
star
5.27
11 votes

#14 - Johnny vs. Bling-Bling: The Final Battle

Season 5 - Episode 6 - Aired 6/27/2011

Johnny vs. Bling-Bling: The Final Battle - Tired of all of the Johnny vs. Bling Bling battles with no winner, the Test sisters and Bling-Bling's science team make a bet to see who is the final winner of the battles.

How to Become a John-i Knight
star
5.14
7 votes

#15 - How to Become a John-i Knight

Season 5 - Episode 19 - Aired 8/15/2011

How to Become a John-i Knight - Aliens from a meat-themed planet ask Johnny to protect their home world from Dark Vegan who wants to destroy it out of frustration because of his failure to make the perfect toast.

The Return of Johnny Super Smarty Pants
star
5.14
7 votes

#16 - The Return of Johnny Super Smarty Pants

Season 5 - Episode 20 - Aired 8/15/2011

The Return of Johnny Super Smarty Pants - The Super Smarty Pants possesses an Eskimo to get to Johnny, where it kicks him away and possesses Johnny, making him the smartest kid in school. Not wanting to be outsmarted, his sisters go to great lengths to de-pants him.

Cat Scratch Johnny
star
5.00
7 votes

#17 - Cat Scratch Johnny

Season 5 - Episode 7 - Aired 7/11/2011

Cat Scratch Johnny - Johnny and Dukey bring characters in a science-fiction movie to life with Susan and Mary's 3-D glasses, and now the aliens in the movie want to conquer the Earth.

Black & White & Johnny All Over
star
4.86
7 votes

#18 - Black & White & Johnny All Over

Season 5 - Episode 12 - Aired 7/25/2011

Black & White & Johnny All Over - Johnny and Dukey help Mr. Black and Mr. White catch a runaway robot dog before it explodes.

Lawn Gone Johnny
star
4.83
6 votes

#19 - Lawn Gone Johnny

Season 5 - Episode 15 - Aired 8/1/2011

Lawn Gone Johnny - Johnny, his friends, and his enemies compete with each other in a lawn mower race.

Johnny Goes Camping
star
4.83
6 votes

#20 - Johnny Goes Camping

Season 5 - Episode 17 - Aired 8/8/2011

Johnny Goes Camping - When Johnny is ordered by his school to go camping with his father, he uses his sisters' ray gun to turn Dukey into a monster to scare his father out of it, only to have Bigfoot fall in love with monster Dukey.

Johnny's Keys to Success
star
4.83
6 votes

#21 - Johnny's Keys to Success

Season 5 - Episode 22 - Aired 8/22/2011

Johnny's Keys to Success - Susan and Mary make a key for Johnny that can open any lock in Porkbelly, but people try to steal it for their own benefits.

Johnny's Winter Jacket
star
4.83
6 votes

#22 - Johnny's Winter Jacket

Season 5 - Episode 21 - Aired 8/22/2011

Johnny's Winter Jacket - When Johnny's mom makes him wear a big winter coat, he is teased at school. However, Mr. Black, Mr. White, and the General ask Susan and Mary to make some sort of weapon to destroy aliens if they ever attacked, so they make Johnny's jacket the weapon.

Johnny Two-Face
star
4.83
6 votes

#23 - Johnny Two-Face

Season 5 - Episode 23 - Aired 8/29/2011

Johnny Two-Face - Tired of Johnny's constant lying, Susan and Mary attach a second mouth to him that does nothing but tell the truth.

Nightmare on Johnny's Street
star
4.83
6 votes

#24 - Nightmare on Johnny's Street

Season 5 - Episode 26 - Aired 10/17/2011

Nightmare on Johnny's Street - Johnny stays up half the night to watch a six-hour Halloween monster-movie marathon, then steals his sisters' dream machine (thinking it to be an alarm clock) so that he will be able to wake up in time for school the next day; however, he has nightmares during the night which the device brings to life.

Green Johnny
star
4.40
5 votes

#25 - Green Johnny

Season 5 - Episode 52 - Aired 8/8/2012

Green Johnny - When Earth Day approaches, Johnny is visited by three ghosts.