Take a look through a list of celebrities that took to Twitter to announce their pregnancy and birth news.
Supermodel Heidi Klum and singer Seal have welcomed a baby girl to their family.
According to a reports, Klum gave birth to her fourth child, daughter Lou Samuel, early Friday morning.
Klum, who recently filed a petition to change her last name to her married name Samuel, has two sons, Henry, 3, and Johan, 2, with Seal.
She also has a daughter, Leni, with Italian businessman Flavio Briatore.