(CBS News) Hilary Duff and husband Mike Comrie look like proud parents in her new Twitter profile picture.
In the image, the actress and hockey player pose with their 3-week-old son, Luca Cruz Comrie.
The baby boy, born on March 20, is the first child for the couple, who married in August 2010.
Duff, 24, has been tweeting happily about motherhood since her son's birth.
On Wednesday, she wrote:Last week, Duff of the then-2-week-old infant, bright-eyed and wrapped in a blanket.