Gregg Miller mortgaged his home and maxed out his credit cards to mass produce his invention prosthetic testicles for neutered dogs.

What started 10 years ago with an experiment on an unwitting Rottweiler named Max has turned into a thriving mail-order business. And on Thursday night Miller’s efforts earned him a dubious yet strangely coveted honor: the Ig Nobel Prize for medicine.

“Considering my parents thought I was an idiot when I was a kid, this is a great honor,” he said. “I wish they were alive to see it.”

It takes balls to risk your shirt like that.