public static function createFromResponse(\SimpleXMLElement $response)
 {
     $event = new Event();
     $event->setId((int) $response->id);
     $event->setTitle((string) $response->title);
     $artists = array();
     foreach ($response->artists->artist as $artist) {
         $artists[] = (string) $artist;
     }
     $event->setArtists($artists);
     $event->setHeadliner((string) $response->artists->headliner);
     $venue = Venue::createFromResponse($response->venue);
     $event->setVenue($venue);
     $event->setStartDate((string) $response->startDate);
     $event->setDescription($response->description);
     $images = array();
     foreach ($response->image as $image) {
         $imageAttributes = $image->attributes();
         if (!empty($imageAttributes->size)) {
             $images[(string) $imageAttributes->size] = (string) $image;
         }
     }
     $event->setImages($images);
     $event->setAttendance((int) $response->attendance);
     $event->setReviews((int) $response->reviews);
     $event->setEventTag((string) $response->tag);
     $event->setUrl((string) $response->url);
     $event->setWebsite((string) $response->website);
     $event->setTickets((int) $response->tickets);
     $event->setCancelled((int) $response->cancelled);
     return $event;
 }