Callum MacLachlan -- Kyle MacLachlan's New Son!
Callum Lyon MacLachlan weighed in at 8 lbs, 6 oz.
Kyle, 49, and Desiree, 39, have been married for six years.
Mr. MacLachlan is also set to have a part in the upcoming 2008 movie, The Sisterhood of the Traveling Pants 2 (Blake Lively, America Ferrera, Amber Tamblyn, Alexis Bledel).
Congrats to the happy couple!