Johnny's former pet lizard, Reptoslicer, heads back to Earth in search of metal to eat. / Johnny gets a ghostly lesson in caring for Mother Earth.
Johnny and Dukey journey back to medieval times. / One of the girls' inventions is sold, and the Test family becomes richer than Bling Bling.
The girls make Johnny look like Speed McCool so he can land a job as a stunt double. / Agents Black & White send a distress signal from outer space.
Johnny becomes an amazing magician, thanks to the girls' Magi-nator. / The girls create a Johnny doll that can control Johnny's actions.
Johnny launches his own breakfast cereal with a real alien blaster found in each box. / Mary and Susan give Dukey a DNA upgrade, but it backfires.
Johnny and Dukey accidentally free a special ladybug with a monstrous appetite. / Johnny, Dukey and Mary go on a deep ocean quest to save Susan.
When Johnny breaks his foot, the girls give him a robotic replacement. / To get at Johnny, a villain first goes after Susan and Mary.
Johnny, Dukey and the girls discover a treasure map in the attic. / Johnny is failing in school and has to earn extra credit to avoid summer school.
Johnny is determined to get in to the "Stout Book of Crazy-Inane & Useless Records." / A bratty rich kid challenges Johnny to a dog sled race.
Johnny gets sent to a broken-down summer camp where Dukey isn't allowed. / Germs from Johnny's bathroom grow out of control and attack Porkbelly.
Johnny must change from naughty to nice if he wants to get the Christmas present he wants. / Johnny hosts an epic snowball fight.
Johnny changes gender to enter an all-girls roller derby contest. / Johnny and Dukey get trapped in Whacko's "No Escape" video game.
Johnny and Dukey spend the night in a haunted house. / Trying to win Gil's heart, the twins invent a machine that makes dreams come true.
Johnny and Dukey enter another dimension where they meet a girl and her dog. / Johnny and his dad bet that Johnny can't show proper table manners.
Johnny and the twins find out that sometimes the truth can hurt. / Susan switches bodies with Johnny so she can enter a boys-only science contest.
Johnny gets a key that opens any door and lock in the city. / Johnny must wear a ridiculous winter coat, but finds out it has tricks up its sleeves.
Johnny and the girls suit up for battle with a bowl of spaghetti.
Frozen meat on a stick is the clue.
Johnny wins a life supply of Pork Pops thanks to his future self.
Watch more Johnny Test on Cartoon Network!
The suburban adventures of a fearless 11-year-old who thwarts a spoiled, rich kid's evil schemes with help from his genetically engineered dog and genius twin sisters.
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