diff --git a/runelite-mixins/src/main/java/net/runelite/mixins/RSObjectCompositionMixin.java b/runelite-mixins/src/main/java/net/runelite/mixins/RSObjectCompositionMixin.java
index 382398027e..b8ac377948 100644
--- a/runelite-mixins/src/main/java/net/runelite/mixins/RSObjectCompositionMixin.java
+++ b/runelite-mixins/src/main/java/net/runelite/mixins/RSObjectCompositionMixin.java
@@ -2,6 +2,7 @@ package net.runelite.mixins;
 
 import net.runelite.api.IterableHashTable;
 import net.runelite.api.Node;
+import net.runelite.api.events.PostObjectComposition;
 import net.runelite.api.mixins.Copy;
 import net.runelite.api.mixins.Inject;
 import net.runelite.api.mixins.MethodHook;
@@ -36,6 +37,14 @@ public abstract class RSObjectCompositionMixin implements RSObjectComposition
 
 	}
 
+	@Inject
+	@MethodHook(value = "postDecode", end = true)
+	public void postDecode()
+	{
+		final PostObjectComposition event = new PostObjectComposition(this);
+		client.getCallbacks().post(event);
+	}
+
 	@Inject
 	@Override
 	public int getAccessBitMask()
diff --git a/runescape-api/src/main/java/net/runelite/rs/api/RSClient.java b/runescape-api/src/main/java/net/runelite/rs/api/RSClient.java
index c54730f221..2c567dab2a 100644
--- a/runescape-api/src/main/java/net/runelite/rs/api/RSClient.java
+++ b/runescape-api/src/main/java/net/runelite/rs/api/RSClient.java
@@ -1366,6 +1366,12 @@ public interface RSClient extends RSGameEngine, Client
 	@Import("meslayerContinueWidget")
 	Widget getMessageContinueWidget();
 
+	@Import("playingJingle")
+	boolean isPlayingJingle();
+
+	@Import("musicTrackGroupId")
+	int getMusicCurrentTrackId();
+
 	@Import("musicPlayerStatus")
 	void setMusicPlayerStatus(int var0);
 
@@ -1579,6 +1585,9 @@ public interface RSClient extends RSGameEngine, Client
 	@Import("ObjectDefinition_cached")
 	RSEvictingDualNodeHashTable getObjectDefinitionCache();
 
+	@Import("ObjectDefinition_cached")
+	RSEvictingDualNodeHashTable getObjectCompositionCache();
+
 	@Import("ObjectDefinition_cachedModelData")
 	RSEvictingDualNodeHashTable getObjectDefinitionModelDataCache();
 
diff --git a/runescape-client/src/main/java/Client.java b/runescape-client/src/main/java/Client.java
index 6a1ec4704e..4a6cbdb081 100644
--- a/runescape-client/src/main/java/Client.java
+++ b/runescape-client/src/main/java/Client.java
@@ -30,7 +30,8 @@ public final class Client extends GameEngine implements Usernamed, OAuthApi {
 	)
 	public static int field779;
 	@ObfuscatedName("ss")
-	static boolean field746;
+	@Export("playingJingle")
+	static boolean playingJingle;
 	@ObfuscatedName("tz")
 	@ObfuscatedGetter(
 		intValue = 599158567
@@ -1583,7 +1584,7 @@ public final class Client extends GameEngine implements Usernamed, OAuthApi {
 		destinationY = 0; // L: 571
 		minimapState = 0; // L: 578
 		currentTrackGroupId = -1; // L: 579
-		field746 = false; // L: 580
+		playingJingle = false; // L: 580
 		soundEffectCount = 0; // L: 586
 		soundEffectIds = new int[50]; // L: 587
 		queuedSoundEffectLoops = new int[50]; // L: 588
@@ -1850,7 +1851,7 @@ public final class Client extends GameEngine implements Usernamed, OAuthApi {
 			var2 = false; // L: 993
 		}
 
-		if (var2 && field746 && KeyHandler.pcmPlayer0 != null) { // L: 996 997
+		if (var2 && playingJingle && KeyHandler.pcmPlayer0 != null) { // L: 996 997
 			KeyHandler.pcmPlayer0.tryDiscard();
 		}
 
diff --git a/runescape-client/src/main/java/ItemLayer.java b/runescape-client/src/main/java/ItemLayer.java
index 1c670c5356..0ded3e3033 100644
--- a/runescape-client/src/main/java/ItemLayer.java
+++ b/runescape-client/src/main/java/ItemLayer.java
@@ -131,7 +131,7 @@ public final class ItemLayer {
 		System.gc(); // L: 2932
 		Actor.method2183(2); // L: 2933
 		Client.currentTrackGroupId = -1; // L: 2934
-		Client.field746 = false; // L: 2935
+		Client.playingJingle = false; // L: 2935
 		ClientPreferences.method2259(); // L: 2936
 		Decimator.updateGameState(10); // L: 2937
 	} // L: 2938
diff --git a/runescape-client/src/main/java/Players.java b/runescape-client/src/main/java/Players.java
index a7227239aa..cd71fd6272 100644
--- a/runescape-client/src/main/java/Players.java
+++ b/runescape-client/src/main/java/Players.java
@@ -143,7 +143,7 @@ public class Players {
 	static void method2419(int var0, int var1) {
 		if (class131.clientPreferences.method2321() != 0 && var0 != -1) { // L: 3622
 			class18.method266(Message.archive11, var0, 0, class131.clientPreferences.method2321(), false); // L: 3623
-			Client.field746 = true; // L: 3624
+			Client.playingJingle = true; // L: 3624
 		}
 
 	} // L: 3626
diff --git a/runescape-client/src/main/java/SoundCache.java b/runescape-client/src/main/java/SoundCache.java
index 96b32a2487..e32d9d0759 100644
--- a/runescape-client/src/main/java/SoundCache.java
+++ b/runescape-client/src/main/java/SoundCache.java
@@ -214,11 +214,11 @@ public class SoundCache {
 	)
 	@Export("playSong")
 	static void playSong(int var0) {
-		if (var0 == -1 && !Client.field746) { // L: 3608
+		if (var0 == -1 && !Client.playingJingle) { // L: 3608
 			class273.midiPcmStream.clear(); // L: 3610
 			class273.musicPlayerStatus = 1; // L: 3611
 			class273.musicTrackArchive = null; // L: 3612
-		} else if (var0 != -1 && var0 != Client.currentTrackGroupId && class131.clientPreferences.method2321() != 0 && !Client.field746) { // L: 3615
+		} else if (var0 != -1 && var0 != Client.currentTrackGroupId && class131.clientPreferences.method2321() != 0 && !Client.playingJingle) { // L: 3615
 			NPCComposition.method3530(2, class16.archive6, var0, 0, class131.clientPreferences.method2321(), false); // L: 3616
 		}
 
diff --git a/runescape-client/src/main/java/class1.java b/runescape-client/src/main/java/class1.java
index 058e805ea9..2b8edec254 100644
--- a/runescape-client/src/main/java/class1.java
+++ b/runescape-client/src/main/java/class1.java
@@ -96,12 +96,12 @@ public class class1 implements Callable {
 		if (var0 != class131.clientPreferences.method2321()) { // L: 12009
 			if (class131.clientPreferences.method2321() == 0 && Client.currentTrackGroupId != -1) { // L: 12010
 				class18.method266(class16.archive6, Client.currentTrackGroupId, 0, var0, false); // L: 12011
-				Client.field746 = false; // L: 12012
+				Client.playingJingle = false; // L: 12012
 			} else if (var0 == 0) { // L: 12014
 				class273.midiPcmStream.clear(); // L: 12016
 				class273.musicPlayerStatus = 1; // L: 12017
 				class273.musicTrackArchive = null; // L: 12018
-				Client.field746 = false; // L: 12020
+				Client.playingJingle = false; // L: 12020
 			} else if (class273.musicPlayerStatus != 0) { // L: 12023
 				class273.musicTrackVolume = var0;
 			} else {
diff --git a/runescape-client/src/main/java/class136.java b/runescape-client/src/main/java/class136.java
index 0fa7496646..f55c2463c5 100644
--- a/runescape-client/src/main/java/class136.java
+++ b/runescape-client/src/main/java/class136.java
@@ -139,12 +139,12 @@ public class class136 extends class144 {
 			}
 		}
 
-		if (Client.field746 && !class307.method5789()) { // L: 3546
+		if (Client.playingJingle && !class307.method5789()) { // L: 3546
 			if (class131.clientPreferences.method2321() != 0 && Client.currentTrackGroupId != -1) { // L: 3547
 				class18.method266(class16.archive6, Client.currentTrackGroupId, 0, class131.clientPreferences.method2321(), false);
 			}
 
-			Client.field746 = false; // L: 3548
+			Client.playingJingle = false; // L: 3548
 		}
 
 	} // L: 3550