diff --git a/Source/UI/Buttons/UITextButton.cpp b/Source/UI/Buttons/UITextButton.cpp
index c6146e19..934de5b0 100644
--- a/Source/UI/Buttons/UITextButton.cpp
+++ b/Source/UI/Buttons/UITextButton.cpp
@@ -5,6 +5,8 @@
 #include "UI/Window/UIWindowMgr.h"
 #include "UI/Buttons/UIItemTagButton.h"
 #include "UI/Buttons/UITextButton.h"
+#include "UI/Lists/UIImgMenu.h"
+#include "UI/Lists/UITabControl.h"
 #include "UI/Lists/UITreeView.h"
 #include "UI/UIStaticItem.h"
 
@@ -276,3 +278,36 @@ void UIINT64BarGraph::Slot28(int, int) {
   this->m_controls->services.Tooltip(text, screenX, screenY, -1, false, true);
 }
 
+
+// OFFSET: 0x00891A10
+
+// OFFSET: 0x00891F20
+// FUNCTION: fn_11460
+void UITabControl::Slot28(int x, int y) {
+  int index = this->TabAt(x, y);
+
+  if (index == -1) {
+    return;
+  }
+
+  const std::string& tooltip = this->tooltips[index];
+
+  if (tooltip.empty() || this->labels[index] == tooltip) {
+    return;
+  }
+
+  int screenX = 0;
+
+  for (int i = 0; i < index; ++i) {
+    screenX = (screenX - 1 + this->widths[i]);
+  }
+
+  int screenY = -20;
+
+  for (const UIWindow* window = this; window; window = window->parent) {
+    screenX = (screenX + window->geometry.x);
+    screenY = (screenY + window->geometry.y);
+  }
+
+  this->m_controls->services.Tooltip(this->tooltips[index].c_str(), screenX, screenY, -1, false, true);
+}
diff --git a/Source/UI/Lists/UIImgMenu.h b/Source/UI/Lists/UIImgMenu.h
index ef2b5ed8..1527851b 100644
--- a/Source/UI/Lists/UIImgMenu.h
+++ b/Source/UI/Lists/UIImgMenu.h
@@ -6,11 +6,13 @@
 class UIImgMenu : public UIWindow {
 public:
   int ItemAt(int x, int y);
+  void Slot28(int x, int y) override;
 
   /* 0080 */ int count;
   /* 0084 */ int itemWidth;
   /* 0088 */ int itemHeight;
   /* 008C */ int horizontal;
+  /* 007C */ int hovered;
 };
 
 #endif
diff --git a/Source/UI/Lists/UITabControl.h b/Source/UI/Lists/UITabControl.h
index 919e4cd9..c7f773bc 100644
--- a/Source/UI/Lists/UITabControl.h
+++ b/Source/UI/Lists/UITabControl.h
@@ -6,16 +6,24 @@
 #include <string>
 #include <vector>
 
+struct UIButtonContext;
+
 class UITabControl : public UIWindow {
 public:
   int TabCount();
   int TabAt(int x, int y);
+  void Slot28(int x, int y) override;
 
   /* 0080 */ int layout;
   /* 0084 */ unsigned char unknown_0084[0x30];
   /* 00B4 */ std::vector<std::string> labels;
   /* 00C0 */ unsigned char unknown_00C0[0xC];
   /* 00CC */ std::vector<int> widths;
+  /* 00D8 */ unsigned char unknown_00D8[0x4];
+  /* 00DC */ std::vector<std::string> tooltips;
+
+private:
+  UIButtonContext* m_controls;
 };
 
 #endif