diff --git a/Changelog.md b/Changelog.md
index 9838646e8..3b2658136 100644
--- a/Changelog.md
+++ b/Changelog.md
@@ -14,6 +14,7 @@
   - [#840](../../issues/840) - Ribbon does not scroll anymore
   - [#848](../../issues/848) - Colorful-Theme and Fullscreen Issue
   - [#849](../../issues/849) - QuickAccessToolBar not editable anymore (thanks @chrfin)
+  - [#851](../../issues/851) - Tab KeyTips Are Shown Together With Tab-Item KeyTips (different to 7.0.0)
 
 ## 8.0.0
 
diff --git a/Fluent.Ribbon/Controls/Ribbon.cs b/Fluent.Ribbon/Controls/Ribbon.cs
index 156a60805..7651cea89 100644
--- a/Fluent.Ribbon/Controls/Ribbon.cs
+++ b/Fluent.Ribbon/Controls/Ribbon.cs
@@ -495,6 +495,7 @@ private static void OnContextMenuOpened(object sender, RoutedEventArgs e)
 
         // Collection of tabs
         private ObservableCollection<RibbonTabItem> tabs;
+        private CollectionSyncHelper<RibbonTabItem> tabsSync;
 
         // Collection of toolbar items
         private ObservableCollection<UIElement> toolBarItems;
@@ -824,52 +825,19 @@ public double QuickAccessToolBarHeight
         /// Gets collection of contextual tab groups
         /// </summary>
         [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
-        public ObservableCollection<RibbonContextualTabGroup> ContextualGroups
-        {
-            get
-            {
-                if (this.contextualGroups == null)
-                {
-                    this.contextualGroups = new ObservableCollection<RibbonContextualTabGroup>();
-                }
-
-                return this.contextualGroups;
-            }
-        }
+        public ObservableCollection<RibbonContextualTabGroup> ContextualGroups => this.contextualGroups ??= new ObservableCollection<RibbonContextualTabGroup>();
 
         /// <summary>
         /// gets collection of ribbon tabs
         /// </summary>
         [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
-        public ObservableCollection<RibbonTabItem> Tabs
-        {
-            get
-            {
-                if (this.tabs == null)
-                {
-                    this.tabs = new ObservableCollection<RibbonTabItem>();
-                }
-
-                return this.tabs;
-            }
-        }
+        public ObservableCollection<RibbonTabItem> Tabs => this.tabs ??= new ObservableCollection<RibbonTabItem>();
 
         /// <summary>
         /// Gets collection of toolbar items
         /// </summary>
         [DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
-        public ObservableCollection<UIElement> ToolBarItems
-        {
-            get
-            {
-                if (this.toolBarItems == null)
-                {
-                    this.toolBarItems = new ObservableCollection<UIElement>();
-                }
-
-                return this.toolBarItems;
-            }
-        }
+        public ObservableCollection<UIElement> ToolBarItems => this.toolBarItems ??= new ObservableCollection<UIElement>();
 
         /// <summary>
         /// Gets collection of quick access menu items
@@ -1509,7 +1477,7 @@ public override void OnApplyTemplate()
                 this.TabControl.SelectionChanged -= this.OnTabControlSelectionChanged;
                 selectedTab = this.TabControl.SelectedItem as RibbonTabItem;
 
-                this.TabControl.ItemsSource = null;
+                this.tabsSync?.Target.Clear();
 
                 this.toolBarItemsSync?.Target.Clear();
             }
@@ -1520,7 +1488,7 @@ public override void OnApplyTemplate()
             {
                 this.TabControl.SelectionChanged += this.OnTabControlSelectionChanged;
 
-                this.TabControl.ItemsSource = this.Tabs;
+                this.tabsSync = new CollectionSyncHelper<RibbonTabItem>(this.Tabs, this.TabControl.Items);
 
                 this.TabControl.SelectedItem = selectedTab;
 
diff --git a/Fluent.Ribbon/Controls/RibbonTabControl.cs b/Fluent.Ribbon/Controls/RibbonTabControl.cs
index 9c00f8135..61a6bfa23 100644
--- a/Fluent.Ribbon/Controls/RibbonTabControl.cs
+++ b/Fluent.Ribbon/Controls/RibbonTabControl.cs
@@ -15,7 +15,6 @@ namespace Fluent
     using System.Windows.Input;
     using ControlzEx.Standard;
     using Fluent.Automation.Peers;
-    using Fluent.Collections;
     using Fluent.Extensions;
     using Fluent.Helpers;
     using Fluent.Internal;
@@ -1017,11 +1016,6 @@ protected override IEnumerator LogicalChildren
                 {
                     yield return baseEnumerator.Current;
                 }
-
-                if (this.SelectedContent != null)
-                {
-                    yield return this.SelectedContent;
-                }
             }
         }
     }