diff --git a/Sources/VLDocument.h b/Sources/VLDocument.h
index 7383db8..30fd20d 100644
--- a/Sources/VLDocument.h
+++ b/Sources/VLDocument.h
@@ -86,6 +86,7 @@ enum {
 - (void) setRepeatVolta:(int)repeatVolta;
 
 - (void) playSong;
+- (void) endSong;
 
 - (NSURL *)    tmpURL;
 - (NSURL *)    workURL;
diff --git a/Sources/VLDocument.mm b/Sources/VLDocument.mm
index 40f5e24..081d749 100644
--- a/Sources/VLDocument.mm
+++ b/Sources/VLDocument.mm
@@ -490,6 +490,11 @@
     [self setPlayElements:[self playElements]];
 }
 
+- (void) endSong
+{
+    musicSequence = nil;
+}
+
 - (void) playWithGroove:(NSString *)groove inSections:(NSRange)sections
 {
 	NSString * savedGroove	= songGroove;
diff --git a/Sources/VLSheetView.mm b/Sources/VLSheetView.mm
index c807b35..fafaf76 100644
--- a/Sources/VLSheetView.mm
+++ b/Sources/VLSheetView.mm
@@ -834,6 +834,8 @@ const float kSemiFloor = -1.0f*kLineH;
 
 - (void) mouseDown:(NSEvent *)event
 {
+    [[self document] endSong];
+    
     BOOL        extend = ([event modifierFlags] & NSShiftKeyMask) != 0;
     VLRegion    region = [self findRegionForEvent:event];
     if (extend && [[self editTarget] canExtendSelection:region])