diff --git a/bot/net/netrpc.cpp b/bot/net/netrpc.cpp
index c26151f..904edbf 100644
--- a/bot/net/netrpc.cpp
+++ b/bot/net/netrpc.cpp
@@ -11,10 +11,35 @@ extern ONFOOT_SYNC_DATA ofSync;
 extern bool	bSpawned;
 
 //----------------------------------------------------
+// Sent when a client joins the server we're
+// currently connected to.
 
-void Unk89(RPCParameters *rpcParams)
+void ServerJoin(RPCParameters *rpcParams)
 {
-	// TODO: Unk89
+	PCHAR Data = reinterpret_cast<PCHAR>(rpcParams->input);
+	int iBitLength = rpcParams->numberOfBitsOfData;
+	PlayerID sender = rpcParams->sender;
+
+	RakNet::BitStream bsData(Data,(iBitLength/8)+1,false);
+	CPlayerPool *pPlayerPool = pNetGame->GetPlayerPool();
+	CHAR szPlayerName[MAX_PLAYER_NAME+1];
+	PLAYERID playerId;
+	DWORD dwColor;
+	BYTE byteNameLen=0;
+	BYTE byteNPC;
+
+	bsData.Read(playerId);
+	bsData.Read(dwColor);
+	bsData.Read(byteNPC);
+	bsData.Read(byteNameLen);
+
+	if(byteNameLen > MAX_PLAYER_NAME) return;
+
+	bsData.Read(szPlayerName,byteNameLen);
+	szPlayerName[byteNameLen] = '\0';
+
+	// Add this client to the player pool.
+	pPlayerPool->New(playerId, szPlayerName);
 }
 
 //----------------------------------------------------
@@ -434,7 +459,7 @@ void RegisterRPCs(RakClientInterface * pRakClient)
 	REGISTER_STATIC_RPC(pRakClient,Weather);
 	REGISTER_STATIC_RPC(pRakClient,Unk1D);
 	REGISTER_STATIC_RPC(pRakClient,Unk1E);
-	REGISTER_STATIC_RPC(pRakClient,Unk89);
+	REGISTER_STATIC_RPC(pRakClient,ServerJoin);
 	REGISTER_STATIC_RPC(pRakClient,ServerQuit);
 	REGISTER_STATIC_RPC(pRakClient,InitGame);
 	REGISTER_STATIC_RPC(pRakClient,Chat);
@@ -475,7 +500,7 @@ void UnRegisterRPCs(RakClientInterface * pRakClient)
 	UNREGISTER_STATIC_RPC(pRakClient,UnkA3);
 	UNREGISTER_STATIC_RPC(pRakClient,UnkA4);
 	UNREGISTER_STATIC_RPC(pRakClient,UnkA5);
-	UNREGISTER_STATIC_RPC(pRakClient,Unk89);
+	UNREGISTER_STATIC_RPC(pRakClient,ServerJoin);
 	UNREGISTER_STATIC_RPC(pRakClient,ServerQuit);
 	UNREGISTER_STATIC_RPC(pRakClient,InitGame);
 	UNREGISTER_STATIC_RPC(pRakClient,Chat);
diff --git a/bot/net/playerpool.cpp b/bot/net/playerpool.cpp
index 8dfcf6f..b5d7606 100644
--- a/bot/net/playerpool.cpp
+++ b/bot/net/playerpool.cpp
@@ -29,6 +29,16 @@ CPlayerPool::~CPlayerPool()
 
 //----------------------------------------------------
 
+BOOL CPlayerPool::New(PLAYERID playerId, PCHAR szPlayerName)
+{
+	m_bPlayerSlotState[playerId] = TRUE;
+	strcpy(m_szPlayerNames[playerId], szPlayerName);
+	pNetGame->SetPlayerAdded(playerId, FALSE);
+	return TRUE;
+}
+
+//----------------------------------------------------
+
 BOOL CPlayerPool::Delete(PLAYERID playerId, BYTE byteReason)
 {
 	m_bPlayerSlotState[playerId] = FALSE;
diff --git a/bot/net/playerpool.h b/bot/net/playerpool.h
index 7c10554..1babfc2 100644
--- a/bot/net/playerpool.h
+++ b/bot/net/playerpool.h
@@ -23,6 +23,7 @@ public:
 	CPlayerPool();
 	~CPlayerPool();
 
+	BOOL New(PLAYERID playerId, PCHAR szPlayerName);
 	BOOL Delete(PLAYERID playerId, BYTE byteReason);
 
 	// Find out if the slot is inuse.
diff --git a/raknet/SAMPRPC.h b/raknet/SAMPRPC.h
index 3d83c3f..bb0af5f 100644
--- a/raknet/SAMPRPC.h
+++ b/raknet/SAMPRPC.h
@@ -45,7 +45,7 @@
 #define RPC_Unk18					"\x18"
 #define RPC_EnterVehicle			"\x1A"
 #define RPC_ExitVehicle				"\x9A"
-#define RPC_Unk89					"\x89"
+#define RPC_ServerJoin				"\x89"
 #define RPC_ServerQuit				"\x8A"
 #define RPC_InitGame				"\x8B"
 #define RPC_Chat					"\x65"
diff --git a/saco/net/netrpc.cpp b/saco/net/netrpc.cpp
index f054a43..21c0830 100644
--- a/saco/net/netrpc.cpp
+++ b/saco/net/netrpc.cpp
@@ -34,7 +34,7 @@ void DamageVehicle(RPCParameters *rpcParams) {}
 void Unk18(RPCParameters *rpcParams) {}
 void EnterVehicle(RPCParameters *rpcParams) {}
 void ExitVehicle(RPCParameters *rpcParams) {}
-void Unk89(RPCParameters *rpcParams) {}
+void ServerJoin(RPCParameters *rpcParams) {}
 void ServerQuit(RPCParameters *rpcParams) {}
 void InitGame(RPCParameters *rpcParams) {}
 void Chat(RPCParameters *rpcParams) {}
@@ -85,7 +85,7 @@ void RegisterRPCs(RakClientInterface * pRakClient)
 	REGISTER_STATIC_RPC(pRakClient,Unk18);
 	REGISTER_STATIC_RPC(pRakClient,EnterVehicle);
 	REGISTER_STATIC_RPC(pRakClient,ExitVehicle);
-	REGISTER_STATIC_RPC(pRakClient,Unk89);
+	REGISTER_STATIC_RPC(pRakClient,ServerJoin);
 	REGISTER_STATIC_RPC(pRakClient,ServerQuit);
 	REGISTER_STATIC_RPC(pRakClient,InitGame);
 	REGISTER_STATIC_RPC(pRakClient,Chat);
@@ -122,7 +122,7 @@ void UnRegisterRPCs(RakClientInterface * pRakClient)
 	UNREGISTER_STATIC_RPC(pRakClient,Unk3A);
 	UNREGISTER_STATIC_RPC(pRakClient,Unk3B);
 	UNREGISTER_STATIC_RPC(pRakClient,Unk3D);
-	UNREGISTER_STATIC_RPC(pRakClient,Unk89);
+	UNREGISTER_STATIC_RPC(pRakClient,ServerJoin);
 	UNREGISTER_STATIC_RPC(pRakClient,ServerQuit);
 	UNREGISTER_STATIC_RPC(pRakClient,InitGame);
 	UNREGISTER_STATIC_RPC(pRakClient,Chat);