Jimmy Kimmel's son Billy underwent a third open-heart surgery, the comedian revealed in a post on Instagram Monday. "This weekend, our boy Billy had his third (of three, we hope) open heart ...

Jimmy Kimmel/Instagram; Bruce Glikas/WireImage Jimmy Kimmel is feeling grateful after his 7-year-old son William "Billy" John successfully underwent his third open-heart surgery. On Monday ...

News that the 7-year-old is "in perfect health." "Billy is about to turn 8," Jimmy Kimmel raved at Keep Memory Alive's Power of Love Gala in Las Vegas Feb. 22. "He's doing great. He's very healthy." ...