diff --git a/src/applications/pholio/view/PholioMockEmbedView.php b/src/applications/pholio/view/PholioMockEmbedView.php
index 146127fad3..81dfa670a3 100644
--- a/src/applications/pholio/view/PholioMockEmbedView.php
+++ b/src/applications/pholio/view/PholioMockEmbedView.php
@@ -1,54 +1,57 @@
 <?php
 
 final class PholioMockEmbedView extends AphrontView {
 
   private $mock;
   private $images = array();
 
   public function setMock(PholioMock $mock) {
     $this->mock = $mock;
     return $this;
   }
 
   public function setImages(array $images) {
     $this->images = $images;
     return $this;
   }
 
   public function render() {
     if (!$this->mock) {
       throw new Exception('Call setMock() before render()!');
     }
     $mock = $this->mock;
 
     $images_to_show = array();
     $thumbnail = null;
     if (!empty($this->images)) {
       $images_to_show = array_intersect_key(
         $this->mock->getImages(), array_flip($this->images));
+    }
+
+    if ($images_to_show) {
       foreach ($images_to_show as $image) {
         $thumbfile = $image->getFile();
         $thumbnail = $thumbfile->getThumb280x210URI();
       }
       $header = 'M'.$mock->getID().' '.$mock->getName().
         ' (#'.$image->getID().')';
       $uri = '/M'.$this->mock->getID().'/'.$image->getID().'/';
     } else {
       $thumbnail = $mock->getCoverFile()->getThumb280x210URI();
       $header = 'M'.$mock->getID().' '.$mock->getName();
       $uri = '/M'.$this->mock->getID();
     }
 
     $item = id(new PHUIPinboardItemView())
       ->setHeader($header)
       ->setURI($uri)
       ->setImageURI($thumbnail)
       ->setImageSize(280, 210)
       ->setDisabled($mock->isClosed())
       ->addIconCount('fa-picture-o', count($mock->getImages()))
       ->addIconCount('fa-trophy', $mock->getTokenCount());
 
     return $item;
   }
 
 }