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 experiments. If they can dream it up, Johnny will do it; as long as his genetically engineered super dog, Dukey, can come along.
Season 6 · Episode 8 ·
Smooth Talking Johnny
Johnny swipes the girls' voice-replicating invention and ends up turning them against each other.
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Episode 8 of season 6 of Johnny Test: “Smooth Talking Johnny”. Aired 2013-06-11. Watch it online free on ZapFlix.