Britney Spears delivers baby brother for Sean Preston.

Britney Spears has become a mother to two sons now after delivering a baby boy early Tuesday. The 24-year-old Spears underwent a schedule Caesarian section at Cedars-Sinai Medical Center in Los Angeles and delivered her son around 2:00 am.

Spears’ first son, Sean Preston will be celebrating his first birthday on Thursday. She has two children, both with 28-year-old husband Kevin Federline. This is Federline’s fourth child, his two other children are products of his relationship with former girlfriend Shar Jackson.