Will Farrell Welcomes Second Son!

Will Ferrell and his wife, Viveca Paulson, have welcomed their second son.

Mattias Ferrell was born just after 2 a.m. on December 30th. The couple also have a two-year-old son, Magnus.

Ferrell shared Magnus' opinion of having a little brother during an appearance on The David Letterman Show saying, "He doesn't like it. He's in denial about it. ... I'm like, 'You better live it up now, cause No. 2 is coming and it's not going to be fun for you.'"