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The Best Episodes of Johnny Test

Every episode of Johnny Test ranked from best to worst. Let's dive into the Best Episodes of Johnny Test!

The Best Episodes of Johnny Test

Young Johnny is gung-ho and full of courage. Johnny's brainiac twin sisters, Susan and Mary, use Johnny as their guinea pig for their outrageous scientific...

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  1. 10.0/10(1 votes)

    #1 - Johnny's Got a Brand New Dad

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    S2:E6

    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.

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  2. 10.0/10(1 votes)

    #2 - Johnny Mint Chip

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    S2:E8

    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.

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  3. 10.0/10(1 votes)

    #3 - Johnny Goes Nuts

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    S5:E1

    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.

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    Director:Larry Jacobs
  4. 10.0/10(1 votes)

    #4 - Black & White & Johnny All Over

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    S5:E12

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

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    Director:Larry Jacobs
  5. 10.0/10(1 votes)

    #5 - Lawn Gone Johnny

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    S5:E13

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

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    Director:Larry Jacobs
  6. 8.1/10(20 votes)

    #6 - Johnny to the Center of the Earth

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    S1:E1

    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.

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    The 20 WORST Episodes of Johnny Test

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  8. 7.4/10(44 votes)

    #7 - Johnny's Zombie Bomb

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    S6:E26

    No description available

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    Director:John Lei
  9. 7.2/10(47 votes)

    #8 - Johnnyitis

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    S3:E13

    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.

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  10. 7.1/10(23 votes)

    #9 - Smooth Talking Johnny

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    S6:E8

    Johnny swipes the girls' voice-replicating invention and ends up turning them against each other.

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  11. 7.0/10(43 votes)

    #10 - Coming to a Johnny Near You

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    S3:E11

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

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    Director:Larry Jacobs
    Writer:Ron Holsey
  12. 6.8/10(41 votes)

    #11 - Johnny vs. The Mummy

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    S4:E26

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

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    Director:Paul Riley
    Writer:Mark Drop
  13. 6.7/10(36 votes)

    #12 - Johnny Test: Monster Starter

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    S3:E9

    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.

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    Director:Larry Jacobs
  14. 6.7/10(47 votes)

    #13 - When Johnny Comes Marching Home

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    S3:E12

    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.

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  15. 6.7/10(31 votes)

    #14 - Tom and Johnny

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    S4:E16

    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.

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    Director:Paul Riley
  16. 6.7/10(30 votes)

    #15 - Johnny Johnny

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    S4:E21

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

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    Director:Paul Riley
  17. 6.6/10(49 votes)

    #16 - Johnny vs. Dukey

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    S3:E4

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

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    Director:Larry Jacobs
  18. 6.5/10(43 votes)

    #17 - Johnny X and the Attack of the Snowmen

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    S3:E3

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

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  19. 6.5/10(36 votes)

    #18 - Here Johnny, Here Boy

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    S3:E5

    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.

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    Director:Larry Jacobs
  20. 6.5/10(34 votes)

    #19 - Porta Johnny

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    S4:E2

    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.

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    Director:Paul Riley
  21. 6.5/10(31 votes)

    #20 - Join the Johnny Scouts

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    S4:E3

    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.

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    Director:Paul Riley
  22. 6.5/10(33 votes)

    #21 - Johnny BC

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    S4:E4

    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.

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    Director:Paul Riley
  23. 6.5/10(34 votes)

    #22 - Runaway Johnny

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    S4:E5

    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.

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    Director:Paul Riley
  24. 6.5/10(29 votes)

    #23 - Johnny on the Spot

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    S4:E6

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

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    Director:Paul Riley
  25. 6.5/10(27 votes)

    #24 - No Homework for Johnny

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    S4:E8

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

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    Director:Paul Riley
  26. 6.5/10(30 votes)

    #25 - Johnny's Trophy Case

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    S4:E12

    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.

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    Director:Paul Riley

Best Episodes Summary

"Johnny's Got a Brand New Dad" is the best rated episode of "Johnny Test". It scored 10/10 based on 1 votes. Directed by Joseph Sherman and written by Adam Beechen, it aired on 11/11/2006. This episode scored 0.0 points higher than the second highest rated, "Johnny Mint Chip".