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 17 ·
How to Become a John-i Knight
Aliens from a meat-themed planet ask Johnny to protect their home world from Dark Vegan who wants to destroy it out of frustration because of his failure to make the perfect toast.
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Episode 17 of season 5 of Johnny Test: “How to Become a John-i Knight”. Aired 2011-08-22. Watch it online free on ZapFlix.