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What "Shark Tank" 4-th episode about
A towel designed for modesty when changing into and out of a bathing suit; a sweater-quilt combination; a way to keep wine fresh, a cake mix for dogs. Also: an update on a class-notes sharing site for college students. Guest shark: inventor Lori Greiner.
Episode number: 4
Episode name: "A towel that allows for public changing"
Episode release date: 11 february 2012 at 01:00
Status: aired
Rating: 7.4