                     }
                 }
             default:
-                return nil
+                if let videoURLString = self.videoURLString {
+                    return NSURL(string: videoURLString)
+                }
             }
         }
 

        self.thumbnailURLString = json["thumbnail_url"].string
        self.permalinkURLString = json["permalink_url"].string
        self.videoType = json["video_type"].string
        self.videoWidth = json["thumbnail_width"].float
        self.videoHeight = json["thumbnail_height"].float
        self.liked = json["liked"].bool!
    }

    func htmlBodyWithWidth(width: CGFloat) -> (String?) {

    let thumbnailURLString: String?
    let permalinkURLString: String?
    let videoType: String?
    let videoURLString: String?
    let videoWidth: Float?
    let videoHeight: Float?
    var liked = false
