Hilary Duff Tweets Another Pic of Baby Luca

Check out a second photo of Hilary Duff‘s 2-week-old baby boy Luca!

“Oh no! The flood gates have opened! Proud mamma on the loose! i can’t help myself.. Here’s one more,” the 24-year-old singer and actress tweeted. “Grateful for all the wonderful blessings I have :)”

Hilary and hubby Mike Comrie recently released the first official photo of Luca, who was born March 20.

“It’s wild to read all of these children’s books again!” Hilary wrote in another tweet. “So many of them relate to adult like…deeep! Lol What’s your favorite?”

Also pictured: Hilary heading to a Pilates class on Friday (April 6) in Toluca Lake, Calif.