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Lori Greiner's best investment

Wednesday, 21 May 2014 | 2:28 PM ET

Lori Greiner describes her best "Shark Tank" investment to date: Scrub Daddy. She made a $200,000 investment for a 25 percent stake in the company. Scrub Daddy only had $100,000 in sales prior to Greiner's deal -- she now expects sales could triple!