Who is Sara Blakely? Get to know billionaire Spanx founder as she

This week's Shark Tank sees Sara Blakely, the billionaire founder of Spanx, join the show as a guest investor. But did you know her amazing backstory?

Spanx CEO Sara Blakely's Four Leadership Lessons

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The Fabulous Life of Spanx Billionaire Sara Blakely

How Spanx Founder Sara Blakely Went From Broke to Billionaire

Sara Blakely: How She Built SPANX from the Ground Up

Spanx Founder Sara Blakely's Guide to Surviving Anything

Spanx Founder Sara Blakely Has 99 Pages of Business Ideas

Sara Blakely Interview - Interview with Sara Blakely, Spanx

Sara Blakely surprised Spanx employees with plane tickets and cash

The Fabulous Life of Spanx Billionaire Sara Blakely

Sara Blakely: 7 Life Lessons from the Founder of SPANX

Sara Blakely Biography, Pictures and Facts

Spanx Billionaire Sara Blakely's Tip for Single Women at Thanksgiving