16 year-old Jamie Lynn Marie Spears confirmed that she is pregnant. On December 19, 2007 issue of OK1 Magazine , it was announced that an article in OK! Magazine that Jamie-Lynn is 12 weeks pregnant. She and her mother spoke to the magazine in an exclusive interview. Jamie Lynn was born April 4, 1991. She is an American actress and singer. She is best known for starring in the Nickelodeon television series Zoey 101 and as the sister of Britney Spears.