/// <summary>
        /// Show the twitter login UX.
        /// </summary>
        public async void LogInTwitterCommandExecute()
        {
            if (_tmr != null)
            {
                _tmr.Stop();
            }
            await _twitterService.GainAccessToTwitter();

            TwitterBtnContent = TwitterBtnContent = _loader.GetString("ChangeAccTwitter");
            RetrieveTimeline();
        }