Showbiz
© WENN
The talkshow host revealed the news on Twitter.
He wrote: "Holy crackers! Mrs F is pregnant. How did that happen? Oh yeah I know how. Another Ferguson arrives in 2011. The world trembles."
The 48-year-old presenter of The Late Late Show already has a 9-year-old son with his second with Sascha Corwin.
He married art dealer Wallace in December 2008.
Related Stories
Ten Things About...
Ten Things About... Ridley ScottWe find out ten fast facts about the English producer and director.
Interviews
'Angels' Share' Ken Loach interviewKen Loach, Paul Laverty and Paul Brannigan on their whiskey-soaked comedy.
Fashion & Beauty
Duchess of Cambridge's memorable momentsFlick through a gallery of Kate Middleton's stand-out public appearances.
Celeb Birthdays
Marilyn Monroe: Life and career in picsFlick through our gallery on what would have been Marilyn's 86th birthday.
