diff --git a/jquery.appear.js b/jquery.appear.js
index e4558fc..83125c2 100644
--- a/jquery.appear.js
+++ b/jquery.appear.js
@@ -34,7 +34,9 @@
         var $disappeared = $prior_appeared.not($appeared);
         $disappeared.trigger('disappear', [$disappeared]);
       }
-      $prior_appeared = $appeared;
+      if(!!$prior_appeared){
+        $prior_appeared.push($appeared);
+      }
     }
   }