diff --git a/SpaceCadetPinball/TTextBox.cpp b/SpaceCadetPinball/TTextBox.cpp
index 0d0e6eb..555c855 100644
--- a/SpaceCadetPinball/TTextBox.cpp
+++ b/SpaceCadetPinball/TTextBox.cpp
@@ -71,7 +71,7 @@ void TTextBox::TimerExpired(int timerId, void* caller)
 	}
 }
 
-void TTextBox::Clear()
+void TTextBox::Clear(bool lowPriorityOnly)
 {
 	gdrv_bitmap8* bmp = BgBmp;
 	if (bmp)
@@ -92,16 +92,17 @@ void TTextBox::Clear()
 			timer::kill(Timer);
 		Timer = 0;
 	}
-	while (CurrentMessage)
+	while (CurrentMessage && (!lowPriorityOnly || CurrentMessage->LowPriority))
 	{
-		TTextBoxMessage* message = CurrentMessage;
-		TTextBoxMessage* nextMessage = message->NextMessage;
+		auto message = CurrentMessage;
+		CurrentMessage = message->NextMessage;
 		delete message;
-		CurrentMessage = nextMessage;
 	}
+	if (CurrentMessage)
+		Draw();
 }
 
-void TTextBox::Display(const char* text, float time)
+void TTextBox::Display(const char* text, float time, bool lowPriority)
 {
 	if (!text)
 		return;
@@ -124,23 +125,20 @@ void TTextBox::Display(const char* text, float time)
 		if (Timer == -1)
 			Clear();
 
-		auto message = new TTextBoxMessage(text, time);
-		if (message)
+		auto message = new TTextBoxMessage(text, time, lowPriority);
+		if (message->Text)
 		{
-			if (message->Text)
-			{
-				if (CurrentMessage)
-					PreviousMessage->NextMessage = message;
-				else
-					CurrentMessage = message;
-				PreviousMessage = message;
-				if (Timer == 0)
-					Draw();
-			}
+			if (CurrentMessage)
+				PreviousMessage->NextMessage = message;
 			else
-			{
-				delete message;
-			}
+				CurrentMessage = message;
+			PreviousMessage = message;
+			if (Timer == 0)
+				Draw();
+		}
+		else
+		{
+			delete message;
 		}
 	}
 }
diff --git a/SpaceCadetPinball/TTextBox.h b/SpaceCadetPinball/TTextBox.h
index 5970ed9..2cd76b3 100644
--- a/SpaceCadetPinball/TTextBox.h
+++ b/SpaceCadetPinball/TTextBox.h
@@ -20,8 +20,8 @@ public:
 	TTextBox(TPinballTable* table, int groupIndex);
 	~TTextBox() override;
 	int Message(MessageCode code, float value) override;
-	void Clear();
-	void Display(const char* text, float time);
+	void Clear(bool lowPriorityOnly = false);
+	void Display(const char* text, float time, bool lowPriority = false);
 	void DrawImGui();
 
 private:
diff --git a/SpaceCadetPinball/TTextBoxMessage.cpp b/SpaceCadetPinball/TTextBoxMessage.cpp
index 97b4583..6bdb433 100644
--- a/SpaceCadetPinball/TTextBoxMessage.cpp
+++ b/SpaceCadetPinball/TTextBoxMessage.cpp
@@ -2,11 +2,12 @@
 #include "TTextBoxMessage.h"
 #include "pb.h"
 
-TTextBoxMessage::TTextBoxMessage(const char* text, float time)
+TTextBoxMessage::TTextBoxMessage(const char* text, float time, bool lowPriority)
 {
 	NextMessage = nullptr;
 	Time = time;
 	EndTicks = pb::time_ticks + static_cast<int>(time * 1000.0f);
+	LowPriority = lowPriority;
 	if (text)
 	{
 		const auto textLen = strlen(text) + 1;
diff --git a/SpaceCadetPinball/TTextBoxMessage.h b/SpaceCadetPinball/TTextBoxMessage.h
index 3d4985f..8bb598f 100644
--- a/SpaceCadetPinball/TTextBoxMessage.h
+++ b/SpaceCadetPinball/TTextBoxMessage.h
@@ -6,8 +6,9 @@ public:
 	char* Text;
 	float Time;
 	int EndTicks;
+	bool LowPriority;
 
-	TTextBoxMessage(const char* text, float time);
+	TTextBoxMessage(const char* text, float time, bool lowPriority);
 	~TTextBoxMessage();
 	float TimeLeft() const;
 	void Refresh(float time);
diff --git a/SpaceCadetPinball/control.cpp b/SpaceCadetPinball/control.cpp
index 72b1dfc..2d6a551 100644
--- a/SpaceCadetPinball/control.cpp
+++ b/SpaceCadetPinball/control.cpp
@@ -916,6 +916,44 @@ void control::pbctrl_bdoor_controller(char key)
 		"I knew it worked too good to be right.",
 		"World's most expensive flippers"
 	};
+	static const char* credits[35]
+	{
+		"Full Tilt! was created by Cinematronics",
+		"for Maxis.",
+		"Cinematronics Team:",
+		"Programming\nMichael Sandige\nJohn Taylor",
+		"Art\nJohn Frantz Jr.\nRyan Medeiros",
+		"Design\nKevin Gliner",
+		"Sound Effects\nMatt Ridgeway",
+		"Donald S. Griffin",
+		"Design Consultant\nMark Sprenger",
+		"Music\nMatt Ridgeway",
+		"Producer\nKevin Gliner",
+		"Voices\nMike McGeary\nWilliam Rice",
+		"Grand Poobah\nDavid Stafford",
+		"Special Thanks\nPaula Sandige\nAlex St. John",
+		"Brad Silverberg\nJeff Camp",
+		"Danny Thorpe\nGreg Hospelhorn",
+		"Maxis Team:",
+		"Producer\nJohn Csicsery",
+		"Product Manager\nLarry Lee",
+		"Lead Tester\nMichael Gilmartin",
+		"QA Manager\nAlan Barton",
+		"Additional Testing\nJoe Longworth\nScott Shicoff",
+		"Owen Nelson\nJohn \"Jussi\" Ylinen",
+		"John Landes\nMarc Meyer",
+		"Cathy Castro\nKeith Meyer",
+		"Additional Art\nOcean Quigley",
+		"Rick Macaraeg\nCharlie Aquilina",
+		"Art Director\nSharon Barr",
+		"Install Program\nKevin O'Hare",
+		"Intro Music",
+		"Brian Conrad",
+		"John Csicsery",
+		"Special Thanks\nSam Poole\nJoe Scirica",
+		"Jeff Braun\nBob Derber\nAshley Csicsery",
+		"Tom Forge\nWill \"Burr\" Wright",
+	};
 
 	// Original allowed to enter cheats only before the first launch.
 	std::memmove(&cheatBuffer[0], &cheatBuffer[1], 10);
@@ -944,10 +982,19 @@ void control::pbctrl_bdoor_controller(char key)
 	}
 	else if (pb::FullTiltMode && strcmp(bufferEnd - 5, "quote") == 0)
 	{
-		// A sad developer easter egg type 'cheat' from Full Tilt 
+		// Developer easter egg type 'cheat' from Full Tilt
 		float time = 0;
 		for (auto quote : quotes)
-			mission_text_box->Display(quote, time += 3);
+			mission_text_box->Display(quote, time += 3, true);
+		return;
+	}
+	else if (pb::FullTiltMode && strcmp(bufferEnd - 7, "credits") == 0)
+	{
+		// Full Tilt in-game credits, shown when idle for 60sec
+		float time = 0;
+		for (auto line : credits)
+			mission_text_box->Display(line, time += 2, true);
+		pb::CreditsActive = true;
 		return;
 	}
 	else if (strcmp(bufferEnd - 9, "easy mode") == 0)
diff --git a/SpaceCadetPinball/pb.cpp b/SpaceCadetPinball/pb.cpp
index 97f1c14..d249f9b 100644
--- a/SpaceCadetPinball/pb.cpp
+++ b/SpaceCadetPinball/pb.cpp
@@ -34,7 +34,8 @@ int pb::time_ticks = 0;
 GameModes pb::game_mode = GameModes::GameOver;
 float pb::time_now = 0, pb::time_next = 0, pb::time_ticks_remainder = 0;
 float pb::BallMaxSpeed, pb::BallHalfRadius, pb::BallToBallCollisionDistance;
-bool pb::FullTiltMode = false, pb::FullTiltDemoMode = false, pb::cheat_mode = false, pb::demo_mode = false;
+float pb::IdleTimerMs = 0;
+bool pb::FullTiltMode = false, pb::FullTiltDemoMode = false, pb::cheat_mode = false, pb::demo_mode = false, pb::CreditsActive = false;
 std::string pb::DatFileName, pb::BasePath;
 ImU32 pb::TextBoxColor;
 int pb::quickFlag = 0;
@@ -194,6 +195,11 @@ void pb::firsttime_setup()
 
 void pb::mode_change(GameModes mode)
 {
+	if (CreditsActive)
+		MissTextBox->Clear(true);
+	CreditsActive = false;
+	IdleTimerMs = 0;
+
 	switch (mode)
 	{
 	case GameModes::InGame:
@@ -283,6 +289,15 @@ void pb::frame(float dtMilliSec)
 	if (dtMilliSec <= 0)
 		return;
 
+	if (FullTiltMode && !demo_mode)
+	{
+		IdleTimerMs += dtMilliSec;
+		if (IdleTimerMs >= 60000 && !CreditsActive)
+		{
+			PushCheat("credits");
+		}
+	}
+
 	float dtSec = dtMilliSec * 0.001f;
 	time_next = time_now + dtSec;
 	timed_frame(dtSec);
@@ -563,6 +578,11 @@ void pb::InputDown(GameInput input)
 	if (game_mode != GameModes::InGame || winmain::single_step || demo_mode)
 		return;
 
+	if (CreditsActive)
+		MissTextBox->Clear(true);
+	CreditsActive = false;
+	IdleTimerMs = 0;
+
 	if (input.Type == InputTypes::Keyboard)
 		control::pbctrl_bdoor_controller(static_cast<char>(input.Value));
 
diff --git a/SpaceCadetPinball/pb.h b/SpaceCadetPinball/pb.h
index 7b951ea..3a01318 100644
--- a/SpaceCadetPinball/pb.h
+++ b/SpaceCadetPinball/pb.h
@@ -47,7 +47,7 @@ public:
 	static float time_now, time_next, time_ticks_remainder;
 	static float BallMaxSpeed, BallHalfRadius, BallToBallCollisionDistance;
 	static GameModes game_mode;
-	static bool cheat_mode;
+	static bool cheat_mode, CreditsActive;
 	static DatFile* record_table;
 	static TPinballTable* MainTable;
 	static bool FullTiltMode, FullTiltDemoMode;
@@ -83,5 +83,6 @@ public:
 	static void ShowMessageBox(Uint32 flags, LPCSTR title, LPCSTR message);
 private:
 	static bool demo_mode;
+	static float IdleTimerMs;
 	static float BallToBallCollision(const ray_type& ray, const TBall& ball, TEdgeSegment** edge, float collisionDistance);
 };