It's the second child for "The Internship" star, 43, and his wife of nearly three years.
The little guy was born in a hospital outside Los Angeles on Wednesday and is named Vernon Lindsay Vaughn, his rep told People. Baby Boy Vaughn weighed in at 8 pounds, 4 ounces and measured 21 inches long.
Vernon shares the same name as Vaughn's father, Us Weekly reported.
"This is the first time I've said anything," he told
The couple, who married in January 2010, welcomed their first child, a girl they named Locklyn Kyla, in December 2010.
The funnyman is set to appear next in the November comedy "Delivery Man" with Britt Robertson, Cobie Smulder and Chris Pratt. He plays another underachiever who learns that he has fathered 533 children over two decades via his donations to a fertility clinic.
He'll also reprise his role as a rival newsman in the highly anticipated "Anchorman" sequel, "Anchorman: The Legend Continues," in December. After that, he's teaming up with
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