Brooklyn furniture designer Katie Stout took home the top prize of $100,000 when she won Ellen's Design Challenge with the help of her appointed carpenter, HGTV veteran Karl Champley.  Photo 1 of 5 in Behind the Scenes with Ellen's Design Challenge Winners Katie Stout and Karl Champley

Behind the Scenes with Ellen's Design Challenge Winners Katie Stout and Karl Champley

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Brooklyn furniture designer Katie Stout took home the top prize of $100,000 when she won Ellen's Design Challenge with the help of her appointed carpenter, HGTV veteran Karl Champley.