Singer-actress Ashlee Simpson welcomed her first child with her husband Evan Ross.
The couple took to Instagram to announce the happy news.
"We are overjoyed about the birth of our precious baby girl, Jagger Snow Ross," the couple wrote.
Simpson, 30, and Ross, 26, celebrated the pending arrival of their baby girl with a whimsical baby shower at sister Jessica Simpson's home in June.
The couple announced they were expecting a baby together in December.
