diff --git a/lib/Tmdb/Model/Image.php b/lib/Tmdb/Model/Image.php
index 07298f22..b04ee294 100644
--- a/lib/Tmdb/Model/Image.php
+++ b/lib/Tmdb/Model/Image.php
@@ -20,6 +20,7 @@ class Image extends AbstractModel {
     const FORMAT_BACKDROP = 'backdrop';
     const FORMAT_PROFILE  = 'profile';
     const FORMAT_LOGO     = 'logo';
+    const FORMAT_STILL    = 'still';
 
     private $filePath;
     private $width;
@@ -42,7 +43,8 @@ class Image extends AbstractModel {
         'posters'   => self::FORMAT_POSTER,
         'backdrops' => self::FORMAT_BACKDROP,
         'profiles'  => self::FORMAT_PROFILE,
-        'logos'     => self::FORMAT_LOGO
+        'logos'     => self::FORMAT_LOGO,
+        'stills'    => self::FORMAT_STILL
     );
 
     /**
diff --git a/lib/Tmdb/Model/Query/Changes.php b/lib/Tmdb/Model/Query/Changes.php
new file mode 100644
index 00000000..3b622606
--- /dev/null
+++ b/lib/Tmdb/Model/Query/Changes.php
@@ -0,0 +1,93 @@
+<?php
+/**
+ * This file is part of the Tmdb PHP API created by Michael Roterman.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @package Tmdb
+ * @author Michael Roterman <michael@wtfz.net>
+ * @copyright (c) 2013, Michael Roterman
+ * @version 0.0.1
+ */
+namespace Tmdb\Model;
+
+use Tmdb\Client;
+use Tmdb\Model\Changes\Change;
+use Tmdb\Model\Common\Collection;
+
+class Changes extends AbstractModel {
+
+    private $from = null;
+    private $to   = null;
+    private $page = null;
+
+    public function __construct(Client $client)
+    {
+        $this->setClient($client);
+    }
+
+    /**
+     * Set the from parameter
+     *
+     * @param \DateTime $date
+     * @return $this
+     */
+    public function from(\DateTime $date)
+    {
+        $this->from = $date->format('Y-m-d');
+
+        return $this;
+    }
+
+    /**
+     * Set the to parameter
+     *
+     * @param \DateTime $date
+     * @return $this
+     */
+    public function to(\DateTime $date)
+    {
+        $this->to = $date->format('Y-m-d');
+
+        return $this;
+    }
+
+    /**
+     * Set the page parameter
+     *
+     * @param int $page
+     * @return $this
+     */
+    public function page($page = 1) {
+        $this->page = (int) $page;
+
+        return $this;
+    }
+
+    /**
+     * Execute the current state
+     *
+     * @return Collection
+     */
+    public function execute()
+    {
+        $collection = new Collection();
+
+        $response = $this->getClient()->api('changes')->getMovieChanges(array(
+            'from' => $this->from,
+            'to'   => $this->to,
+            'page' => $this->page
+        ));
+
+        if (!empty($response)) {
+            foreach($response['results'] as $change) {
+                $collection->add(null, Change::fromArray($this->getClient(), $change));
+            }
+        }
+
+        return $collection;
+    }
+
+    //abstract public function getEntity();
+}
\ No newline at end of file
diff --git a/lib/Tmdb/Model/Query/Discover.php b/lib/Tmdb/Model/Query/Discover.php
new file mode 100644
index 00000000..1a4db537
--- /dev/null
+++ b/lib/Tmdb/Model/Query/Discover.php
@@ -0,0 +1,93 @@
+<?php
+/**
+ * This file is part of the Tmdb PHP API created by Michael Roterman.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ *
+ * @package Tmdb
+ * @author Michael Roterman <michael@wtfz.net>
+ * @copyright (c) 2013, Michael Roterman
+ * @version 0.0.1
+ */
+namespace Tmdb\Model\Query;
+
+use Tmdb\Client;
+use Tmdb\Model\Changes\Change;
+use Tmdb\Model\Common\Collection;
+
+class Discover extends AbstractModel {
+
+    private $from = null;
+    private $to   = null;
+    private $page = null;
+
+    public function __construct(Client $client)
+    {
+        $this->setClient($client);
+    }
+
+    /**
+     * Set the from parameter
+     *
+     * @param \DateTime $date
+     * @return $this
+     */
+    public function from(\DateTime $date)
+    {
+        $this->from = $date->format('Y-m-d');
+
+        return $this;
+    }
+
+    /**
+     * Set the to parameter
+     *
+     * @param \DateTime $date
+     * @return $this
+     */
+    public function to(\DateTime $date)
+    {
+        $this->to = $date->format('Y-m-d');
+
+        return $this;
+    }
+
+    /**
+     * Set the page parameter
+     *
+     * @param int $page
+     * @return $this
+     */
+    public function page($page = 1) {
+        $this->page = (int) $page;
+
+        return $this;
+    }
+
+    /**
+     * Execute the current state
+     *
+     * @return Collection
+     */
+    public function execute()
+    {
+        $collection = new Collection();
+
+        $response = $this->getClient()->api('changes')->getMovieChanges(array(
+            'from' => $this->from,
+            'to'   => $this->to,
+            'page' => $this->page
+        ));
+
+        if (!empty($response)) {
+            foreach($response['results'] as $change) {
+                $collection->add(null, Change::fromArray($this->getClient(), $change));
+            }
+        }
+
+        return $collection;
+    }
+
+    //abstract public function getEntity();
+}
\ No newline at end of file