Los Angeles, Feb. 5 -- 'How I Met Your Mother' star Josh Radnor and his wife Jordana Jacobs have been blessed with a baby boy.

On Wednesday, Josh took to Instagram to share the good news with his fans and followers.

"So my wife and I had a baby a few months ago (!!) Here's what we know so far: His smile lights up the room. He's super observant and thoughtful. He gets hypnotised when I play him songs on the guitar. He thinks the word "baba ghanoush" is hysterical. He's a total delight and Jordana and I are thrilled he's here. Thanks for all the kind words from @howwemadeyourmother listeners (I dropped the news a few episodes back on the podcast.) Sending love to all my fellow parents of newborns out there. What a wild, beautiful, exhaust...