updated 09/04/2012 AT 2:00 PM ET
•originally published 09/04/2012 AT 6:00 PM ET
Bill and Giuliana Rancic’s newborn little boy is on the move.
When a fan Tweeted about seeing Bill at a Garrett Popcorn Shop in Chicago, Giuliana Tweeted back: “Yep. He’s bringing us home some!”
“They are so happy right now. It’s beautiful to see,” a source tells PEOPLE of the new mom and dad. “They love that little guy so much. He’s so sweet.”
Bill, who is from Chicago, recently wrote a love letter to his hometown: “When I wake up in the morning and see your skyline – the terra cotta of the Wrigley Building, the height of the Willis Tower, the shiny sides of my beloved Trump Tower – I know I’m home.”