The Man Who Became a Millionaire by Selling Fake Dog Balls

Gregg Miller is living proof that a crazy idea can sometimes turn out to be pure genius. He is the inventor of Neuticles, silicone implants for male dogs to replace testicles after neutering so they don’t lose their manly look, and he is a millionaire.

Miller came up with the idea for a purely cosmetic replacement for animal testicles in the early 90s, when he bought a bloodhound puppy named Buck. He refused to have him neutered simply because he didn’t want to put the dog through surgery, but after Buck went missing for four days after picking up a female’s scent, the witty inventor had a change of heart. He describes those four days as the most hideous of his life, and knew that if he didn’t neuter his dog, he risked losing him again. But he still wanted Buck to maintain his “God-given naural look”, so he asked the vet if someone made testicle implants. The veterinarian told him that it was the dumbest thing he had ever heard of, but Gregg knew he was on to something.

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