Transcript for Jimmy Kimmel reveals his newborn son's health scare
Finally tonight, Jimmy Kimmel makes us laugh. St night, he shared a very personal story. I have a story to tell about something that happened to our family last week. Reporter: It was an earnest attempt at laughing to keep from crying. Billy was born with, um, a heart disease. Reporter: Last night, Jimmy Kimmel, sharing a personal story about his newborn son's open-heart surgery. Thiis what he looked like on Monday, but this is what he looked like yesterday. Poor kid not only did he get a bad heart, he got my face. Reporter: As for Kimmel's heart, it's filled with gratitude. He opened the valve, and the operation was a success! It was the longest three hours of my life. Reporter: And he wants everyone to have the same access to healthcare. If your baby is going to die, and it doesn't have to, it shouldn't matter how much money you make. Reporter: Billy's at home withis parents and big sister, Jane. And you can see Jane is pretty excited about having another child in the house. Reporter: Laughter, still the best medicine. Linsey Davis -- ABC news, new York. We're all pulling for Billy. He's got a brave dad. Thank you for watching. I'm David Muir. I hope to see you right back here tomorrow.
This transcript has been automatically generated and may not be 100% accurate.