Sara Blakely
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Sara Blakely: 'How I invented Spanx'

Forbes say there are now 1,210 dollar billionaires in the world.

One of those is Sara Blakely who invented the slimming knickers Spanx.

She is the world's youngest self-made billlionaire and she told BBC Radio 5 live how she came up with the idea for Spanx.

Please visit the Best Bits page to hear other Radio 5 live interviews.

  • 09 Mar 2012
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