The WORST episodes of Johnny Test (2021)

Every episode of Johnny Test (2021) ever, ranked from worst to best by thousands of votes from fans of the show. The worst episodes of Johnny Test (2021)!

How much trouble could one imaginative boy, his faithful dog and two science-loving sisters possibly get into? Hmm, that sounds like a challenge!

Last Updated: 6/19/2025Network: NetflixStatus: Ended

5.00

3 votes

#1 - Johnny’s Baby Brother

Season 1 - Episode 2 - Aired 7/16/2021

Susan and Mary create an adorable robot baby brother that seems to have just one thing on its mind: mass destruction.

Watch Now:Apple TV

6.00

3 votes

#2 - Johnny’s Bling Bling Buddy

Season 1 - Episode 3 - Aired 7/16/2021

Susan and Mary perform a wee bit of brain surgery on Johnny to re-calibrate his feelings about eating vegetables.

Watch Now:Amazon Apple TV

6.00

1 votes

#3 - The Silence of the Johnny

Season 1 - Episode 5 - Aired 7/16/2021

After Johnny is silenced by the town librarian for making too much noise, his sisters and Dukey set out to give him his voice back.

Watch Now:Amazon Apple TV

6.00

2 votes

#4 - Johnny’s New ‘Do

Season 1 - Episode 10 - Aired 7/16/2021

Eager to meet a rollercoaster’s height requirement, Johnny asks his twin sisters to make him taller. And they do — sort of.

Watch Now:Amazon Apple TV

6.00

1 votes

#5 - Johnny’s Roman Holiday

Season 1 - Episode 11 - Aired 7/16/2021

In an effort to get Johnny excited for a family vacation, Susan and Mary decide to show him ancient Rome, up close and personal.

Watch Now:Amazon Apple TV

6.00

1 votes

#6 - The Masked Johnny

Season 1 - Episode 15 - Aired 7/16/2021

After disrupting Susan, Mary and Dukey’s spa day, Johnny finds himself stuck in an unremovable face mask and gets mistaken for a luchador.

6.00

2 votes

#7 - Say Cheese Johnny

Season 1 - Episode 16 - Aired 7/16/2021

Johnny’s mom has scheduled a famous photographer to take a family portrait, but Susan and Mary’s hair isn’t in the mood to cooperate.

6.00

2 votes

#8 - Johnny’s Mazed and Confused

Season 1 - Episode 17 - Aired 7/16/2021

Johnny and Dukey, Susan and Mary, Bling Bling and many more set out to solve a booby-trapped corn maze in hopes of winning a sweet prize.

6.00

1 votes

#9 - Johnny is the New Black

Season 1 - Episode 18 - Aired 7/16/2021

Mr. White and Mr. Black are given a time-sensitive mission, but there’s a problem involving sheep, experiments, and — of course — Johnny Test.

6.00

1 votes

#10 - Johnny Test, 90210

Season 1 - Episode 19 - Aired 7/16/2021

Bored with life in his hometown, Johnny asks his inventor sisters to get him out of Porkbelly — a wish they’re more than happy to grant.

6.00

1 votes

#11 - Johnny’s Holiday Light Fight

Season 1 - Episode 20 - Aired 7/16/2021

With Christmas around the corner, the Test family tries to outdo their neighbors’ irritatingly impressive holiday light display.

6.00

2 votes

#12 - Johnny's Got a Brand New Mom

Season 2 - Episode 1 - Aired 1/7/2022

When Johnny gets in trouble at school, he asks his sisters to develop a robot mom that looks just like the real thing to trick his teacher.

Watch Now:Apple TV

6.00

1 votes

#13 - Johnny's Scary Fairy Tales

Season 2 - Episode 5 - Aired 1/7/2022

After suffering nightmares about the Big Bad Wolf, Johnny decides to face his fears in Susan and Mary's dream chamber invention.

Watch Now:Apple TV

6.00

1 votes

#14 - The Revenge of Johnny's Baby Bro

Season 2 - Episode 6 - Aired 1/7/2022

Ten-hut! Johnny's nefarious baby-brother-bot escapes from military school to cause more chaos among the Test family.

Watch Now:Apple TV

6.00

1 votes

#15 - Johnny vs Señor Crabo

Season 2 - Episode 7 - Aired 1/7/2022

After Bling Bling pleads for help with a genetically altered crab, Johnny and Dukey decide that even their biggest rival deserves a claw — er, a hand.

Watch Now:Apple TV

6.00

1 votes

#16 - Johnny the Monster Slayer

Season 2 - Episode 9 - Aired 1/7/2022

After someone — or something — destroys a candy store, Mr. Black and Mr. White call on Johnny X to handle the fallout.

Watch Now:Apple TV

6.00

1 votes

#17 - Johnny'Mon Go! Again

Season 2 - Episode 10 - Aired 1/7/2022

When Johnny gets locked out of his video game, Mary and Susan send him into Tiny'mon's virtual world in hopes of getting some answers.

Watch Now:Apple TV

6.00

2 votes

#18 - Johnny Presents: The Dukey Channel

Season 2 - Episode 12 - Aired 1/7/2022

Johnny enlists Dukey to star in a series of hilarious online videos for Snoob-Tube in hopes of making some serious money,

Watch Now:Apple TV

6.00

1 votes

#19 - Johnny Con

Season 2 - Episode 16 - Aired 1/7/2022

How can there be a Johnny X Con without the real Johnny even being invited? Fear not! That's exactly what our intrepid hero intends to find out.

6.33

3 votes

#20 - Johnny Unboxed

Season 1 - Episode 4 - Aired 7/16/2021

Johnny and Dukey sneak into an Enormazon warehouse. Meanwhile, Susan and Mary suspect their household’s digital assistant of something sinister.

Watch Now:Amazon Apple TV

6.50

2 votes

#21 - Johnny and the Squishy Wooshies

Season 2 - Episode 14 - Aired 1/7/2022

Johnny embarks on a quest to complete his Squishy Wooshie collection by nabbing a Gnarly Narwhal from a stubborn vending machine at the car wash.

Watch Now:Amazon

6.50

2 votes

#22 - The Wizard of Johnny

Season 2 - Episode 3 - Aired 1/7/2022

Johnny sets out to prove a popular series of wizarding books is overrated and needlessly long by becoming a wizard in virtual reality.

Watch Now:Amazon Apple TV

6.50

2 votes

#23 - Johnny's Battle Royale 2

Season 2 - Episode 2 - Aired 1/7/2022

Bling Bling forces Johnny, Dukey, Susan, Mary and many others to return to Melee Island for another over-the-top battle royale.

Watch Now:Amazon Apple TV

6.67

3 votes

#24 - Johnny’Mon Go!

Season 1 - Episode 6 - Aired 7/16/2021

A new monster-hunting mobile game is a hit with everyone in town… until the creatures cross over into the real world and threaten to take over.

Watch Now:Amazon Apple TV

7.00

1 votes

#25 - Escape from Johnny's House

Season 2 - Episode 8 - Aired 1/7/2022

It's family game night in the Test household, and Johnny wants his parents and sisters to take the escape room trend to a whole new level.

Watch Now:Amazon Apple TV