The former "Hills" star and her husband have named their new arrival, who weighed in at 6 pounds, Liam James.
In a statement to People magazine, the couple said, "We are thrilled to share that we welcomed our son Liam James Tell into our family. Mom, Dad and baby are doing well. We're already in love!"
However, the couple joked that their beloved pet dogs are not as excited by the happy news.
"Chloe and Fitz aren't so sure.
Disclaimer: No Business Standard Journalist was involved in creation of this content