Britney Spears Sister Has Baby

Britney Spears' little sister Jamie Lynn Spears, 17, gave birth to a baby girl Thursday morning, People magazine reported.

The baby was named Maddie Briann.

Spears, a children's TV star whose pregnancy sparked widespread controversy, gave birth around 9:30 am at a hospital in Mississippi, near her Louisiana hometown.

"Everyone is healthy and happy," a source told the gossip magazine.

Spears and the baby's father Casey Aldridge, 19 got engaged in March and plan to raise the little girl at the Spears family mansion in Kentwood, Louisiana.