diff --git a/BizHawk.MultiClient/LuaImplementation.cs b/BizHawk.MultiClient/LuaImplementation.cs
index 0d6667b9ee..d5bb185fdc 100644
--- a/BizHawk.MultiClient/LuaImplementation.cs
+++ b/BizHawk.MultiClient/LuaImplementation.cs
@@ -544,6 +544,10 @@ namespace BizHawk.MultiClient
 														"getbottomscanline",
 														"getclipleftandright",
 														"setclipleftandright",
+														"getdispbackground",
+														"setdispbackground",
+														"getdispsprites",
+														"setdispsprites",
 		                                          	};
 		/****************************************************/
 		/*************function definitions********************/
@@ -2512,5 +2516,27 @@ namespace BizHawk.MultiClient
 				(Global.Emulator as NES).SetClipLeftAndRight(leftandright);
 			}
 		}
+
+		public bool nes_getdispbackground()
+		{
+			return Global.Config.NESDispBackground;
+		}
+
+		public void nes_setdispbackground(bool show)
+		{
+			Global.Config.NESDispBackground = show;
+			Global.MainForm.SyncCoreInputComm();
+		}
+
+		public bool nes_getdispsprites()
+		{
+			return Global.Config.NESDispSprites;
+		}
+
+		public void nes_setdispsprites(bool show)
+		{
+			Global.Config.NESDispSprites = show;
+			Global.MainForm.SyncCoreInputComm();
+		}
 	}
 }
diff --git a/BizHawk.MultiClient/MainForm.cs b/BizHawk.MultiClient/MainForm.cs
index da5c0f3631..20c8e4a95f 100644
--- a/BizHawk.MultiClient/MainForm.cs
+++ b/BizHawk.MultiClient/MainForm.cs
@@ -326,7 +326,7 @@ namespace BizHawk.MultiClient
 			base.Dispose(disposing);
 		}
 
-		void SyncCoreInputComm()
+		public void SyncCoreInputComm()
 		{
 			Global.CoreInputComm.NES_BackdropColor = Global.Config.NESBackgroundColor;
 			Global.CoreInputComm.NES_UnlimitedSprites = Global.Config.NESAllowMoreThanEightSprites;