diff --git a/stepmania/src/ActorFrame.cpp b/stepmania/src/ActorFrame.cpp
index 45b2939243..f67d2b987d 100644
--- a/stepmania/src/ActorFrame.cpp
+++ b/stepmania/src/ActorFrame.cpp
@@ -233,6 +233,13 @@ void ActorFrame::PlayCommandOnChildren( const RString &sCommandName )
 		RunCommandsOnChildren( *pCmd );
 }
 
+void ActorFrame::PlayCommandOnLeaves( const RString &sCommandName )
+{
+	const apActorCommands *pCmd = GetCommand( sCommandName );
+	if( pCmd != NULL )
+		RunCommandsOnLeaves( **pCmd );
+}
+
 void ActorFrame::RunCommandsOnChildren( const LuaReference& cmds )
 {
 	for( unsigned i=0; i<m_SubActors.size(); i++ )
@@ -378,6 +385,7 @@ public:
 	LunaActorFrame() { LUA->Register( Register ); }
 
 	static int playcommandonchildren( T* p, lua_State *L )		{ p->PlayCommandOnChildren(SArg(1)); return 0; }
+	static int playcommandonleaves( T* p, lua_State *L )		{ p->PlayCommandOnLeaves(SArg(1)); return 0; }
 	static int propagate( T* p, lua_State *L )			{ p->SetPropagateCommands( !!IArg(1) ); return 0; }
 	static int fov( T* p, lua_State *L )				{ p->SetFOV( FArg(1) ); return 0; }
 	static int SetUpdateRate( T* p, lua_State *L )		{ p->SetUpdateRate( FArg(1) ); return 0; }
@@ -398,6 +406,7 @@ public:
 	static void Register(lua_State *L) 
 	{
 		ADD_METHOD( playcommandonchildren );
+		ADD_METHOD( playcommandonleaves );
 		ADD_METHOD( propagate ); // deprecated
 		ADD_METHOD( fov );
 		ADD_METHOD( SetUpdateRate );
diff --git a/stepmania/src/ActorFrame.h b/stepmania/src/ActorFrame.h
index 012a0e2f90..339da78c77 100644
--- a/stepmania/src/ActorFrame.h
+++ b/stepmania/src/ActorFrame.h
@@ -35,9 +35,10 @@ public:
 	//
 	virtual void PushSelf( lua_State *L );
 	void PlayCommandOnChildren( const RString &sCommandName );
+	void PlayCommandOnLeaves( const RString &sCommandName );
 	virtual void RunCommandsOnChildren( const LuaReference& cmds ); /* but not on self */
 	void RunCommandsOnChildren( const apActorCommands& cmds ) { this->RunCommandsOnChildren( *cmds ); }	// convenience
-	virtual void RunCommandsOnLeaves( const LuaReference& cmds, Actor* pParent ); /* but not on self */
+	virtual void RunCommandsOnLeaves( const LuaReference& cmds, Actor* pParent=NULL ); /* but not on self */
 
 	virtual void UpdateInternal( float fDeltaTime );
 	virtual void ProcessMessages( float fDeltaTime );