diff --git a/resources/sql/autopatches/20161115.phamepost.01.subtitle.sql b/resources/sql/autopatches/20161115.phamepost.01.subtitle.sql
new file mode 100644
--- /dev/null
+++ b/resources/sql/autopatches/20161115.phamepost.01.subtitle.sql
@@ -0,0 +1,2 @@
+ALTER TABLE {$NAMESPACE}_phame.phame_post
+  ADD subtitle VARCHAR(64) NOT NULL COLLATE {$COLLATE_TEXT};
diff --git a/src/applications/phame/editor/PhamePostEditEngine.php b/src/applications/phame/editor/PhamePostEditEngine.php
--- a/src/applications/phame/editor/PhamePostEditEngine.php
+++ b/src/applications/phame/editor/PhamePostEditEngine.php
@@ -99,6 +99,14 @@
         ->setConduitTypeDescription(pht('New post title.'))
         ->setTransactionType(PhamePostTransaction::TYPE_TITLE)
         ->setValue($object->getTitle()),
+      id(new PhabricatorTextEditField())
+        ->setKey('subtitle')
+        ->setLabel(pht('Subtitle'))
+        ->setDescription(pht('Post subtitle.'))
+        ->setConduitDescription(pht('Change the post subtitle.'))
+        ->setConduitTypeDescription(pht('New post subtitle.'))
+        ->setTransactionType(PhamePostTransaction::TYPE_SUBTITLE)
+        ->setValue($object->getSubtitle()),
       id(new PhabricatorSelectEditField())
         ->setKey('visibility')
         ->setLabel(pht('Visibility'))
diff --git a/src/applications/phame/editor/PhamePostEditor.php b/src/applications/phame/editor/PhamePostEditor.php
--- a/src/applications/phame/editor/PhamePostEditor.php
+++ b/src/applications/phame/editor/PhamePostEditor.php
@@ -16,6 +16,7 @@
 
     $types[] = PhamePostTransaction::TYPE_BLOG;
     $types[] = PhamePostTransaction::TYPE_TITLE;
+    $types[] = PhamePostTransaction::TYPE_SUBTITLE;
     $types[] = PhamePostTransaction::TYPE_BODY;
     $types[] = PhamePostTransaction::TYPE_VISIBILITY;
     $types[] = PhabricatorTransactions::TYPE_COMMENT;
@@ -32,6 +33,8 @@
         return $object->getBlogPHID();
       case PhamePostTransaction::TYPE_TITLE:
         return $object->getTitle();
+      case PhamePostTransaction::TYPE_SUBTITLE:
+        return $object->getSubtitle();
       case PhamePostTransaction::TYPE_BODY:
         return $object->getBody();
       case PhamePostTransaction::TYPE_VISIBILITY:
@@ -45,6 +48,7 @@
 
     switch ($xaction->getTransactionType()) {
       case PhamePostTransaction::TYPE_TITLE:
+      case PhamePostTransaction::TYPE_SUBTITLE:
       case PhamePostTransaction::TYPE_BODY:
       case PhamePostTransaction::TYPE_VISIBILITY:
       case PhamePostTransaction::TYPE_BLOG:
@@ -59,6 +63,8 @@
     switch ($xaction->getTransactionType()) {
       case PhamePostTransaction::TYPE_TITLE:
         return $object->setTitle($xaction->getNewValue());
+      case PhamePostTransaction::TYPE_SUBTITLE:
+        return $object->setSubtitle($xaction->getNewValue());
       case PhamePostTransaction::TYPE_BODY:
         return $object->setBody($xaction->getNewValue());
       case PhamePostTransaction::TYPE_BLOG:
@@ -84,6 +90,7 @@
 
     switch ($xaction->getTransactionType()) {
       case PhamePostTransaction::TYPE_TITLE:
+      case PhamePostTransaction::TYPE_SUBTITLE:
       case PhamePostTransaction::TYPE_BODY:
       case PhamePostTransaction::TYPE_VISIBILITY:
       case PhamePostTransaction::TYPE_BLOG:
diff --git a/src/applications/phame/storage/PhamePost.php b/src/applications/phame/storage/PhamePost.php
--- a/src/applications/phame/storage/PhamePost.php
+++ b/src/applications/phame/storage/PhamePost.php
@@ -18,6 +18,7 @@
 
   protected $bloggerPHID;
   protected $title;
+  protected $subtitle;
   protected $phameTitle;
   protected $body;
   protected $visibility;
@@ -122,6 +123,7 @@
       ),
       self::CONFIG_COLUMN_SCHEMA => array(
         'title' => 'text255',
+        'subtitle' => 'text64',
         'phameTitle' => 'sort64?',
         'visibility' => 'uint32',
         'mailKey' => 'bytes20',
diff --git a/src/applications/phame/storage/PhamePostTransaction.php b/src/applications/phame/storage/PhamePostTransaction.php
--- a/src/applications/phame/storage/PhamePostTransaction.php
+++ b/src/applications/phame/storage/PhamePostTransaction.php
@@ -4,6 +4,7 @@
   extends PhabricatorApplicationTransaction {
 
   const TYPE_TITLE            = 'phame.post.title';
+  const TYPE_SUBTITLE         = 'phame.post.subtitle';
   const TYPE_BODY             = 'phame.post.body';
   const TYPE_VISIBILITY       = 'phame.post.visibility';
   const TYPE_BLOG             = 'phame.post.blog';
@@ -94,6 +95,7 @@
         $tags[] = self::MAILTAG_SUBSCRIBERS;
         break;
       case self::TYPE_TITLE:
+      case self::TYPE_SUBTITLE:
       case self::TYPE_BODY:
         $tags[] = self::MAILTAG_CONTENT;
         break;
@@ -136,6 +138,19 @@
             $new);
         }
         break;
+      case self::TYPE_SUBTITLE:
+        if ($old === null) {
+          return pht(
+            '%s set the post\'s subtitle to "%s".',
+            $this->renderHandleLink($author_phid),
+            $new);
+        } else {
+          return pht(
+            '%s updated the post\'s subtitle to "%s".',
+            $this->renderHandleLink($author_phid),
+            $new);
+        }
+        break;
       case self::TYPE_BODY:
         return pht(
           '%s updated the blog post.',
@@ -195,6 +210,12 @@
             $this->renderHandleLink($object_phid));
         }
         break;
+      case self::TYPE_SUBTITLE:
+        return pht(
+            '%s updated the subtitle for %s.',
+          $this->renderHandleLink($author_phid),
+          $this->renderHandleLink($object_phid));
+        break;
       case self::TYPE_BODY:
         return pht(
           '%s updated the blog post %s.',