Sara Blakely, Spanx founder, buys Olivia Newton-John’s “Grease” pants

Solely on “CBS This Morning,” we’re revealing the nameless purchaser behind Olivia Newton-John’s famed black satin pants from “Grease.” Spanx founder Sara Blakely purchased the pants for greater than $162,000, and likewise purchased a customized “Pink Women” jacket introduced to Newton-John by the film’s solid and crew. Blakely joins “CBS This Morning” to share the story behind her buy.