diff --git a/twitter.inc b/twitter.inc
index 3bcd894..25128e3 100644
--- a/twitter.inc
+++ b/twitter.inc
@@ -214,6 +214,16 @@ function twitter_fetch_user_timeline($id) {
 }
 
 /**
+ * Retweet a tweet.
+ */
+function twitter_retweet($twitter_account, $tweet_id) {
+  module_load_include('lib.php', 'twitter');
+
+  $twitter = twitter_connect($twitter_account);
+  $twitter->retweet($tweet_id, $twitter_account);
+}
+
+/**
  * Fetches user's mentions of an authenticated account.
  */
 function twitter_fetch_mentions_timeline($id) {
diff --git a/twitter.lib.php b/twitter.lib.php
index b1639e6..271266c 100644
--- a/twitter.lib.php
+++ b/twitter.lib.php
@@ -156,6 +156,16 @@ class Twitter {
       throw new TwitterException($error);
     }
   }
+  
+  /**
+   *
+   * @see https://dev.twitter.com/docs/api/1/post/statuses/retweet/%3Aid
+   */
+  public function retweet($tweet_id, $params = array()) {
+    $params = array();
+    $values = $this->call('statuses/retweet/' . $tweet_id, $params, 'POST', TRUE);
+    return new TwitterStatus($values);
+  }
 
   /**
    * Actually performs a request.