ET got a behind-the-scenes sneak peek at Blakely's guest-starring role.
Sara Blakely
Sara Blakely's First EVER Shark Tank Deal
How Spanx Founder Sara Blakely Went From Selling Fax Machines to
Spanx Billionaire Sara Blakely's Tip for Single Women at Thanksgiving
Spanx founder Sara Blakely learned an important lesson about
Sara Blakely, Biography, Spanx, & Facts
I Feel The Divine Feminine Rising' - Spanx Founder Sara Blakely On
SPANX Founder Sara Blakely on Joining 'Shark Tank': 'I Was Flooded With Emotion' (Exclusive)
Spanx Founder Explains Why She Kept Her Idea Secret For A Year
How failure helped Spanx founder Sara Blakely reach billionaire status
Sara Blakely on LinkedIn: Spanx founder Sara Blakely: The two
How Spanx founder Sara Blakely makes and spends her $1.1 billion
Sara Blakely on LinkedIn: Spanx founder Sara Blakely: The two
Who is Spanx CEO Sara Blakely and How Much is Her Company Worth?