Born to a school teacher mum and an alcoholic building contractor father in the tiny town of Kentwood, Louisiana, Britney Spears lived every child's dream when she was plucked from obscurity and moulded into a star.
Just 16 when she recorded her debut hit Baby One More Time, the iconic singer went on to become one of the most successful global artists of all time, selling out stadiums and kick-starting the noughties passion for tween pop.
But her world catastrophically imploded when she suffered a series of psychiatric breakdowns in 2007 and 2008 following her split from husband Kevin Federline.
During one meltdown, she shaved her head and attacked photographers with an umbrella. According to Rolling Stone, at one point she stayed up for 48
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