diff --git a/src/DETHRACE/common/cutscene.c b/src/DETHRACE/common/cutscene.c
index e98e33e9..2d41a9dc 100644
--- a/src/DETHRACE/common/cutscene.c
+++ b/src/DETHRACE/common/cutscene.c
@@ -234,7 +234,11 @@ void DoFullVersionPowerpoint() {
 
     FadePaletteDown();
     DRSetPalette(gRender_palette);
-    ShowCutScene(9, 0, 8503, gCut_delay_4);
+    if (harness_game_info.mode == eGame_splatpack_demo) {
+        PlaySmackerFile("DEMOEND.SMK");
+    } else {
+        ShowCutScene(9, 0, 8503, gCut_delay_4);
+    }
     FadePaletteDown();
 
     gLast_demo_end_anim = PDGetTotalTime();
diff --git a/src/DETHRACE/common/init.c b/src/DETHRACE/common/init.c
index 9043b6ef..4f4b54bc 100644
--- a/src/DETHRACE/common/init.c
+++ b/src/DETHRACE/common/init.c
@@ -424,7 +424,7 @@ void InitGame(int pStart_race) {
     gNo_races_yet = 1;
     NetPlayerStatusChanged(ePlayer_status_loading);
     gProgram_state.current_race_index = pStart_race;
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         gProgram_state.current_car.power_up_levels[0] = gDemo_armour;
         gProgram_state.current_car.power_up_levels[1] = gDemo_power;
         gProgram_state.current_car.power_up_levels[2] = gDemo_offensive;
diff --git a/src/DETHRACE/common/loading.c b/src/DETHRACE/common/loading.c
index 14a6864f..c0907ad4 100644
--- a/src/DETHRACE/common/loading.c
+++ b/src/DETHRACE/common/loading.c
@@ -2430,11 +2430,11 @@ void LoadRaces(tRace_list_spec* pRace_list, int* pCount, int pRace_type_index) {
     *pCount = number_of_racers;
     fclose(f);
     j = 0;
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         j = 99;
     }
     for (i = 0; i < number_of_racers; i++) {
-        if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+        if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
             pRace_list[i].suggested_rank = gDemo_rank;
             pRace_list[i].rank_required = j;
             j -= 3;
diff --git a/src/DETHRACE/common/loadsave.c b/src/DETHRACE/common/loadsave.c
index c318b202..6fabd590 100644
--- a/src/DETHRACE/common/loadsave.c
+++ b/src/DETHRACE/common/loadsave.c
@@ -446,7 +446,7 @@ int DoLoadGame() {
     int result;
     LOG_TRACE("()");
 
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         DoFeatureUnavailableInDemo();
         return 0;
     }
@@ -933,7 +933,7 @@ int SaveGameInterface(int pDefault_choice) {
 void DoSaveGame(int pSave_allowed) {
     LOG_TRACE("()");
 
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         DoFeatureUnavailableInDemo();
         return;
     }
diff --git a/src/DETHRACE/common/main.c b/src/DETHRACE/common/main.c
index 9193be78..55440ffb 100644
--- a/src/DETHRACE/common/main.c
+++ b/src/DETHRACE/common/main.c
@@ -23,7 +23,7 @@
 void QuitGame() {
     LOG_TRACE("()");
 
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         DoDemoGoodbye();
     }
 
diff --git a/src/DETHRACE/common/mainloop.c b/src/DETHRACE/common/mainloop.c
index e74c225d..1fddbc49 100644
--- a/src/DETHRACE/common/mainloop.c
+++ b/src/DETHRACE/common/mainloop.c
@@ -438,7 +438,7 @@ void CheckTimer() {
             RaceCompleted(eRace_over_out_of_time);
         }
 
-        if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+        if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
             if (harness_game_config.demo_timeout != 0) {
                 time_left = harness_game_config.demo_timeout - GetRaceTime();
                 time_in_seconds = (time_left + 500) / 1000;
diff --git a/src/DETHRACE/common/mainmenu.c b/src/DETHRACE/common/mainmenu.c
index 5715d06d..672f2a1c 100644
--- a/src/DETHRACE/common/mainmenu.c
+++ b/src/DETHRACE/common/mainmenu.c
@@ -31,7 +31,7 @@ char* gPixels_copy__mainmenu; // suffix added to avoid duplicate symbol
 int MainMenuDone1(int pCurrent_choice, int pCurrent_mode, int pGo_ahead, int pEscaped, int pTimed_out) {
     LOG_TRACE("(%d, %d, %d, %d, %d)", pCurrent_choice, pCurrent_mode, pGo_ahead, pEscaped, pTimed_out);
 
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         if (pCurrent_mode == 0) {
             if (pCurrent_choice == 7) {
                 PreloadBunchOfFlics(7);
@@ -74,7 +74,7 @@ int MainMenuDone1(int pCurrent_choice, int pCurrent_mode, int pGo_ahead, int pEs
 int MainMenuDone2(int pCurrent_choice, int pCurrent_mode, int pGo_ahead, int pEscaped, int pTimed_out) {
     LOG_TRACE("(%d, %d, %d, %d, %d)", pCurrent_choice, pCurrent_mode, pGo_ahead, pEscaped, pTimed_out);
 
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         if (pCurrent_mode == 0) {
             if (pCurrent_choice == 4) {
                 PreloadBunchOfFlics(7);
diff --git a/src/DETHRACE/common/newgame.c b/src/DETHRACE/common/newgame.c
index 2e487cb1..e648380a 100644
--- a/src/DETHRACE/common/newgame.c
+++ b/src/DETHRACE/common/newgame.c
@@ -331,7 +331,7 @@ int DoOnePlayerStart() {
                 memcpy(&gProgram_state, &saved_state, sizeof(tProgram_state));
                 return 0;
             }
-            if ((harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) && gProgram_state.frank_or_anniness != eFrankie) {
+            if ((harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) && gProgram_state.frank_or_anniness != eFrankie) {
                 DoFeatureUnavailableInDemo();
                 memset(&gProgram_state, 0, sizeof(gProgram_state));
                 return 0;
@@ -851,7 +851,7 @@ int DoMultiPlayerStart() {
     int car_index;
     LOG_TRACE("()");
 
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         SuspendPendingFlic();
         DoFeatureUnavailableInDemo();
         return 0;
diff --git a/src/DETHRACE/common/racestrt.c b/src/DETHRACE/common/racestrt.c
index 9c4aa3e7..778064e7 100644
--- a/src/DETHRACE/common/racestrt.c
+++ b/src/DETHRACE/common/racestrt.c
@@ -1672,7 +1672,7 @@ tSO_result DoSelectRace(int* pSecond_time_around) {
             DisposeFlicPanel(0);
 
             if (result == 2) {
-                if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+                if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
                     DoFeatureUnavailableInDemo();
                 } else {
                     RunFlic(192);
diff --git a/src/DETHRACE/common/racesumm.c b/src/DETHRACE/common/racesumm.c
index 38268155..0fddf5f1 100644
--- a/src/DETHRACE/common/racesumm.c
+++ b/src/DETHRACE/common/racesumm.c
@@ -1214,7 +1214,7 @@ tSO_result DoEndRaceSummary(int* pFirst_summary_done, tRace_result pRace_result)
     tSO_result result;
     LOG_TRACE("(%p, %d)", pFirst_summary_done, pRace_result);
 
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         gRank_etc_munged = 1;
         DoEndRaceSummary2();
         return eSO_continue;
diff --git a/src/DETHRACE/common/structur.c b/src/DETHRACE/common/structur.c
index 2189dd60..823413ce 100644
--- a/src/DETHRACE/common/structur.c
+++ b/src/DETHRACE/common/structur.c
@@ -359,7 +359,7 @@ void SelectOpponents(tRace_info* pRace_info) {
     int had_scum;
     LOG_TRACE("(%p)", pRace_info);
 
-    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+    if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
         pRace_info->number_of_racers = OPPONENT_COUNT;
         for (i = 0; i < OPPONENT_COUNT; i++) {
             pRace_info->opponent_list[i].index = gDemo_opponents[i];
@@ -573,7 +573,7 @@ void DoGame() {
                             DisposeOpponentsCars(&gCurrent_race);
                         }
                         DisposeTrack();
-                        if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo) {
+                        if (harness_game_info.mode == eGame_carmageddon_demo || harness_game_info.mode == eGame_splatpack_demo || harness_game_info.mode == eGame_splatpack_xmas_demo) {
                             DoFullVersionPowerpoint();
                         }
                         gProgram_state.loaded = 0;
diff --git a/src/harness/harness.c b/src/harness/harness.c
index 27683cd5..c6fed6c6 100644
--- a/src/harness/harness.c
+++ b/src/harness/harness.c
@@ -93,13 +93,13 @@ void Harness_DetectGameMode() {
             printf("Game mode: Splat Pack\n");
         } else if (access("DATA/RACES/TINSEL.TXT", F_OK) != -1) {
             // Only the the splat x-mas demo has the tinsel track
-            harness_game_info.defines.INTRO_SMK_FILE = "";
+            harness_game_info.defines.INTRO_SMK_FILE = "MIX_INTR.SMK";
             harness_game_info.defines.GERMAN_LOADSCRN = "";
-            harness_game_info.mode = eGame_splatpack_demo;
+            harness_game_info.mode = eGame_splatpack_xmas_demo;
             printf("Game mode: Splat Pack X-mas demo\n");
         } else {
             // Assume we're using the splatpack demo
-            harness_game_info.defines.INTRO_SMK_FILE = "";
+            harness_game_info.defines.INTRO_SMK_FILE = "MIX_INTR.SMK";
             harness_game_info.defines.GERMAN_LOADSCRN = "";
             harness_game_info.mode = eGame_splatpack_demo;
             printf("Game mode: Splat Pack demo\n");
@@ -165,6 +165,7 @@ void Harness_DetectGameMode() {
         harness_game_info.defines.ascii_shift_table = demo_ascii_shift_table;
         break;
     case eGame_splatpack_demo:
+    case eGame_splatpack_xmas_demo:
         harness_game_info.defines.ascii_table = splatpack_xmasdemo_ascii_table;
         harness_game_info.defines.ascii_shift_table = splatpack_xmasdemo_ascii_shift_table;
         break;
diff --git a/src/harness/include/harness/config.h b/src/harness/include/harness/config.h
index a4179e52..b664c433 100644
--- a/src/harness/include/harness/config.h
+++ b/src/harness/include/harness/config.h
@@ -7,6 +7,7 @@ typedef enum tHarness_game_type {
     eGame_splatpack,
     eGame_carmageddon_demo,
     eGame_splatpack_demo,
+    eGame_splatpack_xmas_demo,
 } tHarness_game_type;
 
 typedef enum {