Сменить кодировку текста пр GET-запросе - C#

public static string _GET(string url) // GET запрос
        {
            try
            {
                System.Net.ServicePointManager.ServerCertificateValidationCallback = delegate { return true; };
                System.Net.WebRequest reqGET = System.Net.WebRequest.Create(url);
                System.Net.WebResponse resp = reqGET.GetResponse();
                System.IO.Stream stream = resp.GetResponseStream();
                System.IO.StreamReader sr = new System.IO.StreamReader(stream);
                string html = sr.ReadToEnd();
                return html;
            }
            catch {  }
        }
public static string moreAnekdot(int service)
        {
            string result = "";
            XmlDocument xml = new XmlDocument();
            xml.LoadXml(_GET("http://rzhunemogu.ru/Rand.aspx?CType=" + service));
            XmlNodeList first = xml.SelectNodes("root/content");
            foreach (XmlNode url in first)
            {
                result = url.InnerText;
            }
            /* Так тоже кракозябры
            var fromEncodind = Encoding.UTF8;
            var bytes = fromEncodind.GetBytes(result);
            var toEncoding = Encoding.GetEncoding("windows-1251");
            result = toEncoding.GetString(bytes);*/
            return result; 
         }
public string ConvertMsg() // и вот тут возвращает в кракозябрах
        {
            string original = textBox_message.Text; // textBox
            string converted = original.Replace("{anekdot}", Methods.moreAnekdot(1));
            converted = converted.Replace("{quota}", Methods.moreAnekdot(5));
            converted = converted.Replace("{anekdot_18}", Methods.moreAnekdot(11));
            converted = converted.Replace("{quota_18}", Methods.moreAnekdot(15));
            converted = Encoding.Default.GetString(bytes);
            return converted;
        }