'Dawson's Creek' Alum James Van Der Beek Welcomes Baby Boy

Dawson's Creek alum James Van Der Beek and his wife Kimberly Brook have reason to celebrate!

OK! NEWS: JAMES VAN DER BEEK TWEETS BABY BUMP ANNOUNCEMENTThe happy couple welcomed a baby son into the world. He joins big sis Olivia who was born in 2010.

James made the official announcement on Twitter.

He Tweeted, "Had my first son this morning...well, actually, my wife had him. I just caught him. Wow. Heart expanding way faster than my brain..."

OK! NEWS: JAMES VAN DER BEEK & WIFE KIMBERLY ARE "HOPING" FOR MORE CHILDREN

The proud papa added, "If you could bottle up and distribute this feeling, I swear there'd be no more war. #fatherhood" Awww.

Congratulations, James and Kimberly!