ET got a behind-the-scenes sneak peek at Blakely's guest-starring role.
Sara Blakely on LinkedIn: Spanx founder Sara Blakely: The two fears 'I'm constantly working on' to…
I Feel The Divine Feminine Rising' - Spanx Founder Sara Blakely On How Intuition Led To Her $1.2 Billion Blackstone Exit
Sara Blakely of Spanx: Smooth Operator - WSJ
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Spanx Founder Sara Blakely Heads to the Tank - Parade
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Sara Blakely
Sara Blakely - How Spanx Got Into Neiman Marcus
Sara Blakely's First EVER Shark Tank Deal, Shark Tank Firsts
Sara Blakely - Wikipedia
What Sara Blakely, Spanx Founder, Can't Travel Without - The New York Times