Fixicated!

			var str = "en-US";
			var str2 = "f7e4d2b5-c6ea-df11-9264-00237de2db9e";
			WebClient client = new WebClient();
			//client.Encoding = new UTF8Encoding(true);
			Uri uri = new Uri("http://catalog.zune.net/v3.2/" + str + "/apps/" + str2 + "?version=latest&clientType=WinMobile%207.0&store=Zest");
			client.DownloadStringCompleted += (object s,DownloadStringCompletedEventArgs e) => 
			{
				if(e.Error == null)
				{
					Console.WriteLine ("No error, parse results");
					Console.WriteLine (e.Result);
					
					var xmlResult = e.Result;
					
					if (xmlResult.StartsWith(_byteOrderMarkUtf8))
					{
						Console.WriteLine ("Remove BOM" + _byteOrderMarkUtf8.Length);
					    xmlResult = xmlResult.Remove(0, _byteOrderMarkUtf8.Length);
					}
					
					if (xmlResult.StartsWith(_byteOrderMarkUtf8))
					{
						
						Console.WriteLine ("Remove BOM Again" + _byteOrderMarkUtf8);
					    xmlResult = xmlResult.Remove(0, _byteOrderMarkUtf8.Length);
					}
					
					if (xmlResult.StartsWith(_byteOrderMarkUtf8))
					{
						
						Console.WriteLine ("Remove BOM Again" + _byteOrderMarkUtf8);
					    xmlResult = xmlResult.Remove(0, _byteOrderMarkUtf8.Length);
					}

					
					try
					{
						
						XDocument document = XDocument.Parse(xmlResult);
						Console.WriteLine ("Fail before here...");
					
						
					}
					catch (Exception error)
					{
						Console.WriteLine ("Oops - " + error.Message);	
					}
					
					
				}
				
			};
			
			client.DownloadStringAsync(uri);


// Console
No error, parse results
???<?xml version="1.0" encoding="utf-8"?> THE XML </a:feed>
Remove BOM1
Remove BOM Again?
Remove BOM Again?
Oops - Text node cannot appear in this state.  Line 1, position 1.