diff --git a/source/psychlua/FunkinLua.hx b/source/psychlua/FunkinLua.hx
index 95d127aa4ed..94bf2f6767d 100644
--- a/source/psychlua/FunkinLua.hx
+++ b/source/psychlua/FunkinLua.hx
@@ -212,6 +212,9 @@ class FunkinLua {
 			var runningScripts:Array<String> = [];
 			for (script in game.luaArray)
 				runningScripts.push(script.scriptName);
+			
+			for (script in game.hscriptArray)
+				runningScripts.push(script.origin);
 
 			return runningScripts;
 		});
@@ -287,6 +290,9 @@ class FunkinLua {
 		Lua_helper.add_callback(lua, "getVar", function(varName:String) {
 			return MusicBeatState.getVariables().get(varName);
 		});
+		Lua_helper.add_callback(lua, "removeVar", function(varName:String) {
+			return MusicBeatState.getVariables().remove(varName);
+		});
 
 		Lua_helper.add_callback(lua, "addLuaScript", function(luaFile:String, ?ignoreAlreadyRunning:Bool = false) {
 			var luaPath:String = findScript(luaFile);
@@ -385,10 +391,16 @@ class FunkinLua {
 
 			FlxG.sound.music.pause();
 			FlxG.sound.music.volume = 0;
-			if(game != null && game.vocals != null)
-			{
-				game.vocals.pause();
-				game.vocals.volume = 0;
+			if(game != null) {
+				if (game.vocals != null) {
+					game.vocals.pause();
+					game.vocals.volume = 0;
+				}
+
+				if (game.opponentVocals != null) {
+					game.opponentVocals.pause();
+					game.opponentVocals.volume = 0;
+				}
 			}
 			FlxG.camera.followLerp = 0;
 		});
@@ -461,7 +473,7 @@ class FunkinLua {
 					if(tag != null)
 					{
 						var variables = MusicBeatState.getVariables();
-						tag = 'tween_' + LuaUtils.formatVariable(tag);
+						tag = LuaUtils.formatVariable('tween_$tag');
 						variables.set(tag, FlxTween.tween(penisExam, values, duration, {
 							type: myOptions.type,
 							ease: myOptions.ease,
@@ -847,20 +859,22 @@ class FunkinLua {
 		Lua_helper.add_callback(lua, "getScreenPositionX", function(variable:String, ?camera:String = 'game') {
 			var split:Array<String> = variable.split('.');
 			var obj:FlxSprite = LuaUtils.getObjectDirectly(split[0]);
+			var cam:FlxCamera = LuaUtils.cameraFromString(camera);
 			if(split.length > 1) {
 				obj = LuaUtils.getVarInArray(LuaUtils.getPropertyLoop(split), split[split.length-1]);
 			}
-			if(obj != null) return obj.getScreenPosition().x;
+			if(obj != null) return obj.getScreenPosition(cam).x;
 
 			return 0;
 		});
 		Lua_helper.add_callback(lua, "getScreenPositionY", function(variable:String, ?camera:String = 'game') {
 			var split:Array<String> = variable.split('.');
 			var obj:FlxSprite = LuaUtils.getObjectDirectly(split[0]);
+			var cam:FlxCamera = LuaUtils.cameraFromString(camera);
 			if(split.length > 1) {
 				obj = LuaUtils.getVarInArray(LuaUtils.getPropertyLoop(split), split[split.length-1]);
 			}
-			if(obj != null) return obj.getScreenPosition().y;
+			if(obj != null) return obj.getScreenPosition(cam).y;
 
 			return 0;
 		});
diff --git a/source/psychlua/HScript.hx b/source/psychlua/HScript.hx
index 10fa652b42d..16ec65f013e 100644
--- a/source/psychlua/HScript.hx
+++ b/source/psychlua/HScript.hx
@@ -264,7 +264,7 @@ class HScript extends Iris
 		{
 			if(funk == null) funk = parentLua;
 			
-			if(parentLua != null) funk.addLocalCallback(name, func);
+			if(funk != null) funk.addLocalCallback(name, func);
 			else FunkinLua.luaTrace('createCallback ($name): 3rd argument is null', false, false, FlxColor.RED);
 		});
 		#end
diff --git a/source/psychlua/LuaUtils.hx b/source/psychlua/LuaUtils.hx
index 90520bde0b4..6260f5909fb 100644
--- a/source/psychlua/LuaUtils.hx
+++ b/source/psychlua/LuaUtils.hx
@@ -28,6 +28,7 @@ class LuaUtils
 
 	public static function getLuaTween(options:Dynamic)
 	{
+		if (options == null) options = {}
 		return {
 			type: getTweenTypeByString(options.type),
 			startDelay: options.startDelay,
diff --git a/source/psychlua/ReflectionFunctions.hx b/source/psychlua/ReflectionFunctions.hx
index 283e6db50ea..e31e356b605 100644
--- a/source/psychlua/ReflectionFunctions.hx
+++ b/source/psychlua/ReflectionFunctions.hx
@@ -53,7 +53,7 @@ class ReflectionFunctions
 			var myClass:Dynamic = Type.resolveClass(classVar);
 			if(myClass == null)
 			{
-				FunkinLua.luaTrace('getPropertyFromClass: Class $classVar not found', false, false, FlxColor.RED);
+				FunkinLua.luaTrace('setPropertyFromClass: Class $classVar not found', false, false, FlxColor.RED);
 				return null;
 			}
 
@@ -227,7 +227,7 @@ class ReflectionFunctions
 		
 				if(myType == null)
 				{
-					FunkinLua.luaTrace('createInstance: Variable $variableToSave is already being used and cannot be replaced!', false, false, FlxColor.RED);
+					FunkinLua.luaTrace('createInstance: Class $className not found.', false, false, FlxColor.RED);
 					return false;
 				}