Washington, Sept. 18 -- : American actor Kieran Culkin and his wife Jazz Charton welcomed their second child together. The star, widely known for his role in HBO's hit series 'Succession', and Charton have been blessed with a baby boy.

The couple shared the happy news on Instagram on Friday, revealing that they welcomed the little one on August 17. The pair also share 2-year-old daughter Kinsey Sioux.

"One month with our perfect little man," Charton wrote in the caption for a carousel of photos that gave a peek into her life as a mom of two. She went on to share their son's birth date and added the hashtag "gettheepidural."

Two of the photos showed Charton cradling the infant, while others included new big sister Kinsey as well.

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