Mr. Wonderful thinks this umbrella-sharing company could be the 'worst idea' he's ever heard

1:29 PM ET Thu, 21 Sept 2017
When the founders of the umbrella rental company, BrellaBox, stopped by Shark Tank, the forecast was partly cloudy with a one-hundred percent chance of shade. Case in point: Mr. Wonderful called the concept “hideous” and maybe the worst idea he had ever heard on the Tank. Shark Tank Monday - Thursday starting at 7P ET