If you're a Seinfeld fan, no doubt you remember this classic from George Costanza: "Jerry, it's not a lie if you believe it."
Well apparently, the little guy in this video must have caught that episode - because he sticks to his story, no matter what his mom says.
Obviously, 3-year-old John just ate some sprinkles, but he has a plan - deny, deny, deny.
It's hard not love this moment, as every kid does this kind of thing - just to see what they can get away with.
And somehow, they always look so cute and innocent.