diff --git a/VocaluxeLib/Songs/CSong.cs b/VocaluxeLib/Songs/CSong.cs
index 3dfacbc7..93048cc2 100644
--- a/VocaluxeLib/Songs/CSong.cs
+++ b/VocaluxeLib/Songs/CSong.cs
@@ -44,6 +44,8 @@ namespace VocaluxeLib.Songs
         Title = 1,
         Artist = 2,
         MP3 = 4,
+        Instrumental = 5,
+        Vocals = 6,
         BPM = 8,
         MedleyStartBeat = 16,
         MedleyEndBeat = 32
@@ -97,6 +99,8 @@ namespace VocaluxeLib.Songs
         public bool Relative;
 
         public string MP3FileName = String.Empty;
+        public string InstrumentalFileName = String.Empty;
+        public string VocalsFileName = String.Empty;
         public string CoverFileName = String.Empty;
         public readonly List<string> BackgroundFileNames = new List<string>();
         public string VideoFileName = String.Empty;
@@ -230,6 +234,8 @@ namespace VocaluxeLib.Songs
             Relative = song.Relative;
 
             MP3FileName = song.MP3FileName;
+            InstrumentalFileName = song.InstrumentalFileName;
+            VocalsFileName = song.VocalsFileName;
             CoverFileName = song.CoverFileName;
             BackgroundFileNames = song.BackgroundFileNames;
             VideoFileName = song.VideoFileName;
@@ -318,6 +324,16 @@ namespace VocaluxeLib.Songs
             return Path.Combine(Folder, MP3FileName);
         }
 
+        public string GetInstrumental()
+        {
+            return Path.Combine(Folder, InstrumentalFileName);
+        }
+
+        public string GetVocals()
+        {
+            return Path.Combine(Folder, VocalsFileName);
+        }
+
         public string GetVideo()
         {
             return Path.Combine(Folder, VideoFileName);
diff --git a/VocaluxeLib/Songs/CSongLoader.cs b/VocaluxeLib/Songs/CSongLoader.cs
index 77eddf3b..2dffc39c 100644
--- a/VocaluxeLib/Songs/CSongLoader.cs
+++ b/VocaluxeLib/Songs/CSongLoader.cs
@@ -172,6 +172,7 @@ namespace VocaluxeLib.Songs
                                 break;
                             case "SOURCE":
                             case "YOUTUBE":
+                            case "PROVIDEDBY":
                                 _Song.Source = value;
                                 break;
                             case "LENGTH":
@@ -190,6 +191,30 @@ namespace VocaluxeLib.Songs
                                     return false;
                                 }
                                 break;
+                            case "INSTRUMENTAL":
+                                if (File.Exists(Path.Combine(_Song.Folder, value)))
+                                {
+                                    _Song.InstrumentalFileName = value;
+                                    headerFlags |= EHeaderFlags.Instrumental;
+                                }
+                                else
+                                {
+                                    CLog.CSongLog.Error("[{SongFileName}] Can't find instrumental audio file: {AudioFile}", CLog.Params(_Song.FileName, Path.Combine(_Song.Folder, value)));
+                                    return false;
+                                }
+                                break;
+                            case "VOCALS":
+                                if (File.Exists(Path.Combine(_Song.Folder, value)))
+                                {
+                                    _Song.VocalsFileName = value;
+                                    headerFlags |= EHeaderFlags.Vocals;
+                                }
+                                else
+                                {
+                                    CLog.CSongLog.Error("[{SongFileName}] Can't find vocal audio file: {AudioFile}", CLog.Params(_Song.FileName, Path.Combine(_Song.Folder, value)));
+                                    return false;
+                                }
+                                break;
                             case "BPM":
                                 if (CHelper.TryParse(value, out _Song.BPM))
                                 {