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 5 · Episode 2 ·
Johnny Daddy Day
Johnny, the twins and Lila realize it’s Father’s Day, and they don’t have a gift. They try many disastrous attempts, making Hugh wish they had never remembered!
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Episode 2 of season 5 of Johnny Test: “Johnny Daddy Day”. Aired 2011-06-13. Watch it online free on ZapFlix.