Jason Castro shows off newborn baby girl

Aug 29, 2011 at 7:05 p.m. ET

Jason Castro's baby girl is adorable! The American Idol singer is showing off his newborn daughter with a pair of pictures posted to Twitter.

Jason Castro is a father! The American Idolsinger and wife Mandy are the proud new parents of daughter Madeline Emilia Castro, and they're sharing their bundle of joy via Twitter. Be sure to check out a bonus picture of the baby girl below!

Jason Castro baby girl

The first photo of Jason Castro's baby girl was shared by the 24-year-old father on his official Twitter page, captioned, "Daddy's girl."

Baby Madeline is the first child for the couple who wed in January 2010. The singer announced his wife's pregnancy in April, writing on his website, "Now, I am excited to announce that there will be a new addition to the Castro family! My wife and I are expecting our first child this August. We just found out yesterday that it is going to be a girl! That makes me laugh … what am I going to do with a sweet little girl?! Probably just smile a lot … I cannot wait!!!"

Mandy got in on the photo sharing action by posting the following photo to her Twitter account, writing, "My beautiful baby girl, Madeline Emilia Castro!!!"

Jason Castro baby photo

Is it possible newborn baby Madeline is smiling?? Adorable!

Congratulations to Jason Castro on welcoming baby Madeline!