public function featuredImageURL($width = null, $height = null, $defaultFeaturedImageURL = '')
    {
        if($this->hasFeaturedImage()) {
            if(!$width && !$height) {
                return url($this->featuredImage->url);
            }else{
                return $this->featuredImage->thumb($width, $height, $this->featuredImage);
            }
        }else if($defaultFeaturedImageURL) {
            return $defaultFeaturedImageURL;
        }

        return null;
    }