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Jamie Lynn Spears, sister of pop star Britney Spears, turns 21 on April 4, 2012. The younger Spears sister is a music artist and actress who played Zoey Brooks on the Nickelodeon teen series 'Zoey 101' and also appeared on the shows 'All That.'
She made headlines in 2007, at age 16, when she announced she was pregnant. She and then-boyfriend Casey Aldridge announced in March 2008 that they were engaged. They welcomed their first child, daughter Maddie, in June 2008. Jamie Lynn Spears showcased her new baby on the cover of OK! magazine that month. In March 2009, she and Aldridge called off their engagement and broke. They got back together a year later and split again in late 2010.
( Photo / yfrog.com/user/jamielynnspears/photos)