diff --git a/frontend/src/app/eventpage/event-banner/event-banner.component.html b/frontend/src/app/eventpage/event-banner/event-banner.component.html
index 394b816..b3d762e 100644
--- a/frontend/src/app/eventpage/event-banner/event-banner.component.html
+++ b/frontend/src/app/eventpage/event-banner/event-banner.component.html
@@ -12,7 +12,7 @@
           <mat-icon>edit</mat-icon>
           Bearbeiten
         </button>
-        <button mat-menu-item>
+        <button mat-menu-item (click)="leaveEvent()">
           <mat-icon>logout</mat-icon>
           Verlassen
         </button>
diff --git a/frontend/src/app/eventpage/event-banner/event-banner.component.ts b/frontend/src/app/eventpage/event-banner/event-banner.component.ts
index 137bf80..52ad4f2 100644
--- a/frontend/src/app/eventpage/event-banner/event-banner.component.ts
+++ b/frontend/src/app/eventpage/event-banner/event-banner.component.ts
@@ -5,6 +5,7 @@ import {MatDialog} from "@angular/material/dialog";
 import {EventService} from "../../../services/event.service";
 import {CreateEventDialogComponent} from "../../create-event/create-event-dialog.component";
 import {InvitationDialogComponent} from "../invitation-dialog/invitation-dialog.component";
+import {Router} from "@angular/router";
 
 
 @Component({
@@ -19,6 +20,9 @@ export class EventBannerComponent implements OnInit {
   @Output()
   onEventUpdated = new EventEmitter<Event>();
 
+  @Output()
+  onEventLeft = new EventEmitter();
+
   @Output()
   showParticipantsClicked = new EventEmitter();
 
@@ -27,7 +31,8 @@ export class EventBannerComponent implements OnInit {
   constructor(
     private breakpointObserver: BreakpointObserver,
     private dialog: MatDialog,
-    private service: EventService
+    private service: EventService,
+    private router: Router
   ) {
   }
 
@@ -47,7 +52,7 @@ export class EventBannerComponent implements OnInit {
     dialogRef.afterClosed().subscribe(updateCommand => {
       if (!updateCommand) return;
       this.service.updateEvent(this.eventData.id, updateCommand).subscribe((event) => {
-          //TODO: Update Eventpage and navbar
+          this.onEventUpdated.emit(event);
         }
       );
     });
@@ -63,4 +68,11 @@ export class EventBannerComponent implements OnInit {
     });
     dialogRef.afterClosed().subscribe(() => subscription.unsubscribe());
   }
+
+  leaveEvent() {
+    this.service.leaveEvent(this.eventData.id).subscribe(() => {
+      this.router.navigateByUrl("/");
+      this.onEventLeft.emit();
+    });
+  }
 }
diff --git a/frontend/src/app/eventpage/eventpage.component.html b/frontend/src/app/eventpage/eventpage.component.html
index 7fa73aa..ee58923 100644
--- a/frontend/src/app/eventpage/eventpage.component.html
+++ b/frontend/src/app/eventpage/eventpage.component.html
@@ -5,6 +5,7 @@
         <app-event-banner
           [eventData]="eventData"
           (onEventUpdated)="onEventUpdated($event)"
+          (onEventLeft)="updateEventList()"
           (showParticipantsClicked)="drawer.toggle()"
         ></app-event-banner>
         <br>
diff --git a/frontend/src/app/eventpage/eventpage.component.ts b/frontend/src/app/eventpage/eventpage.component.ts
index 2614d87..8398882 100644
--- a/frontend/src/app/eventpage/eventpage.component.ts
+++ b/frontend/src/app/eventpage/eventpage.component.ts
@@ -51,6 +51,11 @@ export class EventpageComponent implements OnInit, OnDestroy {
 
   onEventUpdated(event: Event) {
     this.eventData = event;
+    this.updateEventList();
+  }
+
+  updateEventList() {
+    // TODO: trigger an update for the event list in the sidebar
   }
 
   private loadEventData(eventId: string) {
diff --git a/frontend/src/services/event.service.ts b/frontend/src/services/event.service.ts
index 37a3f23..09e72f1 100644
--- a/frontend/src/services/event.service.ts
+++ b/frontend/src/services/event.service.ts
@@ -31,4 +31,8 @@ export class EventService {
   generateInvitationLink(eventId: string): Observable<Event> {
     return this.http.get<Event>(`${environment.api}/event/${eventId}/generateInvitationLink`, {withCredentials: true});
   }
+
+  leaveEvent(eventId: string): Observable<any> {
+    return this.http.get(`${environment.api}/event/${eventId}/leave`, {withCredentials: true});
+  }
 }