diff --git a/reactos/base/applications/mplay32/mplay32.c b/reactos/base/applications/mplay32/mplay32.c
index 405525d9c84..b1a826bc553 100644
--- a/reactos/base/applications/mplay32/mplay32.c
+++ b/reactos/base/applications/mplay32/mplay32.c
@@ -419,7 +419,6 @@ PlayFile(HWND hwnd, LPWSTR lpFileName)
 
     if (GetFileAttributes(szLocalFileName) == INVALID_FILE_ATTRIBUTES)
     {
-        MessageBox(hwnd, _T("Wrong path to a file!"), NULL, MB_OK);
         return;
     }
 
@@ -689,6 +688,8 @@ _tWinMain(HINSTANCE hInst, HINSTANCE hPrevInst, LPTSTR lpCmdLine, INT nCmdShow)
     ShowWindow(hwnd, SW_SHOW);
     UpdateWindow(hwnd);
 
+    PlayFile(hwnd, lpCmdLine);
+
     /* Message Loop */
     while (GetMessage(&msg, NULL, 0, 0))
     {
diff --git a/reactos/boot/bootdata/hivecls_arm.inf b/reactos/boot/bootdata/hivecls_arm.inf
index e8cc56e126a..a39f33f76f5 100644
--- a/reactos/boot/bootdata/hivecls_arm.inf
+++ b/reactos/boot/bootdata/hivecls_arm.inf
@@ -270,11 +270,26 @@ HKCR,"InternetShortcut\DefaultIcon","",0x00020000,"%SystemRoot%\system32\url.dll
 HKCR,".wav","",0x00000000,"SoundRec"
 HKCR,"SoundRec","",0x00000000,"Wave Sound"
 HKCR,"SoundRec\DefaultIcon","",0x00020000,"%SystemRoot%\system32\shell32.dll,-225"
+HKCR,"SoundRec\shell\open\command","",0x00020000,"%SystemRoot%\system32\mplay32.exe %1"
+
+; Midi Sounds
+HKCR,".mid","",0x00000000,"MIDFile"
+HKCR,".midi","",0x00000000,"MIDFile"
+HKCR,"MIDFile","",0x00000000,"MIDI Sequence"
+HKCR,"MIDFile\DefaultIcon","",0x00020000,"%SystemRoot%\system32\shell32.dll,-225"
+HKCR,"MIDFile\shell\open\command","",0x00020000,"%SystemRoot%\system32\mplay32.exe %1"
+
+; Audio CD
+HKCR,".cda","",0x00000000,"CDAFile"
+HKCR,"CDAFile","",0x00000000,"CD Audio Track"
+HKCR,"CDAFile\DefaultIcon","",0x00020000,"%SystemRoot%\system32\shell32.dll,-225"
+HKCR,"CDAFile\shell\open\command","",0x00020000,"%SystemRoot%\system32\mplay32.exe %1"
 
 ; Avi Files
 HKCR,".avi","",0x00000000,"AVIFile"
 HKCR,"AVIFile","",0x00000000,"Video Clip"
 HKCR,"AVIFile\DefaultIcon","",0x00020000,"%SystemRoot%\system32\shell32.dll,-224"
+HKCR,"AVIFile\shell\open\command","",0x00020000,"%SystemRoot%\system32\mplay32.exe %1"
 
 HKCR,"CLSID",,0x00000012
 
diff --git a/reactos/boot/bootdata/hivecls_i386.inf b/reactos/boot/bootdata/hivecls_i386.inf
index 08826b01360..350fe18e010 100644
--- a/reactos/boot/bootdata/hivecls_i386.inf
+++ b/reactos/boot/bootdata/hivecls_i386.inf
@@ -266,11 +266,26 @@ HKCR,".url","",0x00000000,"InternetShortcut"
 HKCR,".wav","",0x00000000,"SoundRec"
 HKCR,"SoundRec","",0x00000000,"Wave Sound"
 HKCR,"SoundRec\DefaultIcon","",0x00020000,"%SystemRoot%\system32\shell32.dll,-225"
+HKCR,"SoundRec\shell\open\command","",0x00020000,"%SystemRoot%\system32\mplay32.exe %1"
+
+; Midi Sounds
+HKCR,".mid","",0x00000000,"MIDFile"
+HKCR,".midi","",0x00000000,"MIDFile"
+HKCR,"MIDFile","",0x00000000,"MIDI Sequence"
+HKCR,"MIDFile\DefaultIcon","",0x00020000,"%SystemRoot%\system32\shell32.dll,-225"
+HKCR,"MIDFile\shell\open\command","",0x00020000,"%SystemRoot%\system32\mplay32.exe %1"
+
+; Audio CD
+HKCR,".cda","",0x00000000,"CDAFile"
+HKCR,"CDAFile","",0x00000000,"CD Audio Track"
+HKCR,"CDAFile\DefaultIcon","",0x00020000,"%SystemRoot%\system32\shell32.dll,-225"
+HKCR,"CDAFile\shell\open\command","",0x00020000,"%SystemRoot%\system32\mplay32.exe %1"
 
 ; Avi Files
 HKCR,".avi","",0x00000000,"AVIFile"
 HKCR,"AVIFile","",0x00000000,"Video Clip"
 HKCR,"AVIFile\DefaultIcon","",0x00020000,"%SystemRoot%\system32\shell32.dll,-224"
+HKCR,"AVIFile\shell\open\command","",0x00020000,"%SystemRoot%\system32\mplay32.exe %1"
 
 HKCR,"CLSID",,0x00000012
 
diff --git a/reactos/boot/bootdata/packages/reactos.dff b/reactos/boot/bootdata/packages/reactos.dff
index 777c4246c37..dec2e196ad0 100644
--- a/reactos/boot/bootdata/packages/reactos.dff
+++ b/reactos/boot/bootdata/packages/reactos.dff
@@ -50,6 +50,7 @@ base\applications\hh\hh.exe                             4
 base\applications\kbswitch\kbswitch.exe                 1
 base\applications\kbswitch\kbsdll\kbsdll.dll            1
 base\applications\logoff\logoff.exe                     1
+base\applications\mplay32\mplay32.exe                   1
 base\applications\msconfig\msconfig.exe                 1
 base\applications\mstsc\mstsc.exe                       1
 base\applications\network\arp\arp.exe                   1