diff --git a/code/game/src/debug_replay.c b/code/game/src/debug_replay.c
index 2bd9774..66d0087 100644
--- a/code/game/src/debug_replay.c
+++ b/code/game/src/debug_replay.c
@@ -21,7 +21,7 @@ void debug_replay_start(void) {
     is_recording = true;
     
     if (records) zpl_array_free(records);
-    zpl_array_init(records, zpl_heap());
+    zpl_array_init_reserve(records, zpl_heap(), UINT16_MAX);
     
     last_record_time = zpl_time_rel_ms();
 }
@@ -30,11 +30,11 @@ void debug_replay_clear(void) {
     if (!records || is_playing || is_recording) return;
     zpl_array_free(records);
     records = NULL;
+    record_pos = 0;
 }
 
 void debug_replay_stop(void) {
     is_recording = false;
-    // TODO(zaklaus): 
 }
 
 void debug_replay_run(void) {
diff --git a/code/game/src/debug_ui.c b/code/game/src/debug_ui.c
index 4975b0d..566ae97 100644
--- a/code/game/src/debug_ui.c
+++ b/code/game/src/debug_ui.c
@@ -1,5 +1,11 @@
 #include "debug_ui.h"
 #include "raylib.h"
+#include "vehicle.h"
+#include "camera.h"
+#include "world/world.h"
+#include "game.h"
+
+#include "modules/components.h"
 
 typedef enum {
     DITEM_RAW,
@@ -75,6 +81,8 @@ bool is_btn_pressed(float xpos, float ypos, float w, float h, Color *color);
 static void UIDrawText(const char *text, float posX, float posY, int fontSize, Color color);
 static int UIMeasureText(const char *text, int fontSize);
 
+#include "debug_replay.c"
+
 #include "debug_ui_widgets.c"
 #include "debug_ui_actions.c"
 
@@ -108,6 +116,7 @@ static debug_item items[] = {
         .list = {
             .items = (debug_item[]) {
                 { .kind = DITEM_TEXT, .name = "macro", .text = "<unnamed>", .proc = DrawLiteral },
+                { .kind = DITEM_TEXT, .name = "samples", .proc = DrawReplaySamples },
                 { .kind = DITEM_BUTTON, .name = "load", .on_click = NULL },
                 { .kind = DITEM_BUTTON, .name = "save", .on_click = NULL },
                 
diff --git a/code/game/src/debug_ui_actions.c b/code/game/src/debug_ui_actions.c
index 217e6b0..26de526 100644
--- a/code/game/src/debug_ui_actions.c
+++ b/code/game/src/debug_ui_actions.c
@@ -1,13 +1,4 @@
 #include "debug_ui.h"
-#include "raylib.h"
-#include "vehicle.h"
-#include "camera.h"
-#include "world/world.h"
-#include "game.h"
-
-#include "modules/components.h"
-
-#include "debug_replay.c"
 
 static inline void
 ActExitGame(void) {
diff --git a/code/game/src/debug_ui_widgets.c b/code/game/src/debug_ui_widgets.c
index 6ee6138..ae4623a 100644
--- a/code/game/src/debug_ui_widgets.c
+++ b/code/game/src/debug_ui_widgets.c
@@ -60,3 +60,13 @@ DrawProfilerDelta(debug_item *it, float xpos, float ypos) {
     float dt = profiler_delta(it->val);
     return DrawFormattedText(xpos, ypos, TextFormat("%s: %.02f ms", profiler_name(it->val), dt * 1000.0f));
 }
+
+static inline debug_draw_result 
+DrawReplaySamples(debug_item *it, float xpos, float ypos) {
+    (void)it;
+    size_t cnt = 0;
+    if (records) {
+        cnt = zpl_array_count(records);
+    }
+    return DrawFormattedText(xpos, ypos, TextFormat("%d of %d", record_pos, cnt));
+}