diff --git a/.gitignore b/.gitignore
index f68be81..7c5c9fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -59,4 +59,6 @@ TestResults
 obj
 Facepunch.Steamworks/bin/Debug/Facepunch.Steamworks.Api.dll
 Facepunch.Steamworks/bin/Debug/Facepunch.Steamworks.dll
-Facepunch.Steamworks/bin/Release/Facepunch.Steamworks.dll
\ No newline at end of file
+Facepunch.Steamworks/bin/Release/Facepunch.Steamworks.dll
+*.opendb
+*.db
\ No newline at end of file
diff --git a/Facepunch.Steamworks.Test/Client.cs b/Facepunch.Steamworks.Test/Client.cs
index b098106..12276d7 100644
--- a/Facepunch.Steamworks.Test/Client.cs
+++ b/Facepunch.Steamworks.Test/Client.cs
@@ -25,6 +25,19 @@ public void ClientName()
                 var username = client.Username;
                 Console.WriteLine( username );
                 Assert.IsTrue( client.Valid );
+                Assert.IsNotNull( username );
+            }
+        }
+
+        [TestMethod]
+        public void ClientSteamId()
+        {
+            using ( var client = new Facepunch.Steamworks.Client( 252490 ) )
+            {
+                var steamid = client.SteamId;
+                Console.WriteLine( steamid );
+                Assert.IsTrue( client.Valid );
+                Assert.AreNotEqual( 0, steamid );
             }
         }
     }
diff --git a/Facepunch.Steamworks/Client.cs b/Facepunch.Steamworks/Client.cs
index 062cb55..6ee2c9b 100644
--- a/Facepunch.Steamworks/Client.cs
+++ b/Facepunch.Steamworks/Client.cs
@@ -1,6 +1,7 @@
 
 
 using System;
+using System.Runtime.InteropServices;
 
 namespace Facepunch.Steamworks
 {
@@ -22,6 +23,11 @@ public class Client : IDisposable
         /// </summary>
         public string Username { get; private set; }
 
+        /// <summary>
+        /// Current user's SteamId
+        /// </summary>
+        public ulong SteamId;
+
         public Client( int appId )
         {
             Valve.Steamworks.SteamAPI.Init( (uint) appId );
@@ -33,15 +39,28 @@ public Client( int appId )
                 return;
             }
 
+            //
+            // Set up warning hook callback
+            //
+            SteamAPIWarningMessageHook ptr = OnWarning;
+            _client.SetWarningMessageHook( Marshal.GetFunctionPointerForDelegate( ptr ) );
 
+            //
+            // Get pipes
+            //
             _hpipe = _client.CreateSteamPipe();
             _huser = _client.ConnectToGlobalUser( _hpipe );
 
+
+            //
+            // Get other interfaces
+            //
             _friends = _client.GetISteamFriends( _huser, _hpipe, "SteamFriends015" );
-           // _user = Valve.Steamworks.SteamAPI.SteamUser();
+            _user = _client.GetISteamUser( _huser, _hpipe, "SteamUser019" );
 
             AppId = appId;
             Username = _friends.GetPersonaName();
+            SteamId = _user.GetSteamID();
         }
 
         public void Dispose()
@@ -66,6 +85,14 @@ public void Dispose()
             }
         }
 
+        [UnmanagedFunctionPointer( CallingConvention.Cdecl )]
+        public delegate void SteamAPIWarningMessageHook( int nSeverity, System.Text.StringBuilder pchDebugText );
+
+        private void OnWarning( int nSeverity, System.Text.StringBuilder text )
+        {
+            Console.Write( text.ToString() );
+        }
+
         public bool Valid
         {
             get { return _client != null; }
diff --git a/Facepunch.Steamworks/steam_api_interop.cs b/Facepunch.Steamworks/steam_api_interop.cs
index b1ed512..42c3f53 100644
--- a/Facepunch.Steamworks/steam_api_interop.cs
+++ b/Facepunch.Steamworks/steam_api_interop.cs
@@ -2410,7 +2410,7 @@ internal override ISteamUser GetISteamUser( uint hSteamUser, uint hSteamPipe, st
         {
             CheckIfUsable();
             IntPtr result = NativeEntrypoints.SteamAPI_ISteamClient_GetISteamUser(m_pSteamClient,hSteamUser,hSteamPipe,pchVersion);
-            return (ISteamUser)Marshal.PtrToStructure( result, typeof( ISteamUser ) );
+            return new CSteamUser( result );
         }
         internal override ISteamGameServer GetISteamGameServer( uint hSteamUser, uint hSteamPipe, string pchVersion )
         {