Whoa, y'all! Jamie Lynn Spears has reportedly given birth to a baby girl. Jamie Lynn and fiancé Casey Aldridge have named their newborn Maddie Briann, and she weighed in at 7 lbs., 11 oz.

She was induced this morning at Southwest Regional Medical Center in Missouri, and had the baby around 9:30AM.

Just immediate family was present, and the baby is healthy. Congrats to the newest member of the Spears family!