Happy Medium: Christopher Knight Home Duluth Mid Century Tufted Sofa They say three's a crowd, but this Christopher Knight Home Duluth Mid Century Tufted Sofa ($392) would suggest otherwise. With enough room for three people, it's essentially the Goldilocks of affordable sofas: not too big and not too small. Image Source: target.com Christopher Knight Home Duluth Mid Century Tufted Sofa $392 from target.com Buy Now