* @return Dance
         */
        public function addUser(User $user): Dance {
+               //Add from owning side
+               $user->addDance($this);
+
                $this->users[] = $user;
 
                return $this;
         * @return bool
         */
        public function removeUser(User $user): bool {
+               if (!$this->dances->contains($user)) {
+                       return true;
+               }
+
+               //Remove from owning side
+               $user->removeDance($this);
+
                return $this->users->removeElement($user);
        }
 
         */
        public function preUpdate(PreUpdateEventArgs $eventArgs) {
                //Check that we have a dance instance
-               if (($dance = $eventArgs->getEntity()) instanceof Dance) {
+               if (($dance = $eventArgs->getObject()) instanceof Dance) {
                        //Set updated value
                        $dance->setUpdated(new \DateTime('now'));
                }