diff --git a/stepmania/src/LuaReference.cpp b/stepmania/src/LuaReference.cpp
index 6d33c2fdb2..5a95011404 100644
--- a/stepmania/src/LuaReference.cpp
+++ b/stepmania/src/LuaReference.cpp
@@ -163,6 +163,21 @@ RString LuaReference::Serialize() const
 	return sRet;
 }
 
+bool LuaHelpers::FromStack( lua_State *L, LuaReference &Object, int iOffset )
+{
+	lua_pushvalue( L, iOffset );
+	Object.SetFromStack( L );
+	return true;
+}
+
+bool LuaHelpers::FromStack( lua_State *L, apActorCommands &Object, int iOffset )
+{
+	LuaReference *pRef = new LuaReference;
+	FromStack( L, *pRef, iOffset );
+	Object = apActorCommands( pRef );
+	return true;
+}
+
 LuaTable::LuaTable()
 {
 	Lua *L = LUA->Get();
diff --git a/stepmania/src/LuaReference.h b/stepmania/src/LuaReference.h
index 73ab83203e..8163445af0 100644
--- a/stepmania/src/LuaReference.h
+++ b/stepmania/src/LuaReference.h
@@ -3,6 +3,8 @@
 #ifndef LUA_REFERENCE_H
 #define LUA_REFERENCE_H
 
+#include "RageUtil_AutoPtr.h"
+
 struct lua_State;
 typedef lua_State Lua;
 
@@ -47,6 +49,14 @@ private:
 	int m_iReference;
 };
 
+typedef AutoPtrCopyOnWrite<LuaReference> apActorCommands;
+
+namespace LuaHelpers
+{
+	bool FromStack( lua_State *L, LuaReference &Object, int iOffset );
+	bool FromStack( lua_State *L, apActorCommands &Object, int iOffset );
+}
+
 class LuaTable: public LuaReference
 {
 public: