Imagine having two twin brainiac sisters who are 13 years old and can bring up out-of-this-world experiments. Well lucky for Johnny Test and his super talking dog, Dukey. They can. Super-powers, gadgets that can rewind a person or turning things into gold... for Johnny the possibilities are endless. But whenever there is trouble, Johnny has to go back home before 5 P.M. for meatloaf....
Last Episode06x52 Johnny's Last Chapter Aired: Dec. 25, 2014
Johnny and Dukey are sucked into a history book.
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