diff --git a/artisan b/artisan
index 68e645ea..66a0cc09 100644
--- a/artisan
+++ b/artisan
@@ -3,7 +3,7 @@
  * Laravel - A PHP Framework For Web Artisans
  *
  * @package  Laravel
- * @version  3.1.2
+ * @version  3.1.4
  * @author   Taylor Otwell <taylorotwell@gmail.com>
  * @link     http://laravel.com
  */
diff --git a/changes.md b/changes.md
index a02a9077..5a4ae496 100644
--- a/changes.md
+++ b/changes.md
@@ -4,6 +4,10 @@ ## Contents
 
 - [Laravel 3.2](#3.2)
 - [Upgrading From 3.1](#upgrade-3.2)
+- [Laravel 3.1.4](#3.1.4)
+- [Upgrading From 3.1.3](#upgrade-3.1.4)
+- [Laravel 3.1.3](#3.1.3)
+- [Upgrading From 3.1.2](#uprade-3.1.3)
 - [Laravel 3.1.2](#3.1.2)
 - [Upgrading From 3.1.1](#upgrade-3.1.2)
 - [Laravel 3.1.1](#3.1.1)
@@ -26,6 +30,27 @@ ## Upgrading From 3.1
 - Replace the **laravel** folder.
 - Add new **vendors** folder.
 
+<a name="3.1.4"></a>
+## Laravel 3.1.4
+
+- Fixes Response header casing bug.
+- Fixes SQL "where in" (...) short-cut bug.
+
+<a name="upgrade-3.1.4"></a>
+## Upgrading From 3.1.3
+
+- Replace the **laravel** folder.
+
+<a name="3.1.3"></a>
+## Laravel 3.1.3
+
+- Fixes **delete** method in Eloquent models.
+
+<a name="upgrade-3.1.3"></a>
+## Upgrade From 3.1.2
+
+- Replace the **laravel** folder.
+
 <a name="3.1.2"></a>
 ## Laravel 3.1.2
 
diff --git a/laravel/database/eloquent/model.php b/laravel/database/eloquent/model.php
index efc493b2..53ff52c3 100644
--- a/laravel/database/eloquent/model.php
+++ b/laravel/database/eloquent/model.php
@@ -385,6 +385,19 @@ public function save()
 		return $result;
 	}
 
+	/**
+	 * Delete the model from the database.
+	 *
+	 * @return int
+	 */
+	public function delete()
+	{
+		if ($this->exists)
+		{
+			return $this->query()->where(static::$key, '=', $this->get_key())->delete();
+		}
+	}
+
 	/**
 	 * Set the update and creation timestamps on the model.
 	 *
diff --git a/laravel/database/eloquent/relationships/has_many_and_belongs_to.php b/laravel/database/eloquent/relationships/has_many_and_belongs_to.php
index e030ea72..2f5e4a89 100644
--- a/laravel/database/eloquent/relationships/has_many_and_belongs_to.php
+++ b/laravel/database/eloquent/relationships/has_many_and_belongs_to.php
@@ -170,9 +170,7 @@ public function insert($attributes, $joining = array())
 	 */
 	public function delete()
 	{
-		$id = $this->base->get_key();
-
-		return $this->joining_table()->where($this->foreign_key(), '=', $id)->delete();
+		return $this->pivot()->delete();
 	}
 
 	/**
diff --git a/laravel/database/query/grammars/grammar.php b/laravel/database/query/grammars/grammar.php
index b0c06824..50d2b207 100644
--- a/laravel/database/query/grammars/grammar.php
+++ b/laravel/database/query/grammars/grammar.php
@@ -397,22 +397,24 @@ public function delete(Query $query)
 	 * @param  array   $bindings
 	 * @return string
 	 */
-	public function shortcut($sql, $bindings)
+	public function shortcut($sql, &$bindings)
 	{
 		// Laravel provides an easy short-cut notation for writing raw WHERE IN
 		// statements. If (...) is in the query, it will be replaced with the
-		// correct number of parameters based on the bindings.
+		// correct number of parameters based on the query bindings.
 		if (strpos($sql, '(...)') !== false)
 		{
 			for ($i = 0; $i < count($bindings); $i++)
 			{
-				// If the binding is an array, we can just assume it's used to
-				// fill a "where in" condition, so we will just replace the
-				// next place-holder in the query with the constraint.
+				// If the binding is an array, we can just assume it's used to fill a
+				// where in condition, so we'll just replace the next place-holder
+				// in the query with the constraint and splice the bindings.
 				if (is_array($bindings[$i]))
 				{
 					$parameters = $this->parameterize($bindings[$i]);
 
+					array_splice($bindings, $i, 1, $bindings[$i]);
+
 					$sql = preg_replace('~\(\.\.\.\)~', "({$parameters})", $sql, 1);
 				}
 			}			
diff --git a/paths.php b/paths.php
index 7d9e1906..152a4f79 100644
--- a/paths.php
+++ b/paths.php
@@ -3,7 +3,7 @@
  * Laravel - A PHP Framework For Web Artisans
  *
  * @package  Laravel
- * @version  3.1.2
+ * @version  3.1.4
  * @author   Taylor Otwell <taylorotwell@gmail.com>
  * @link     http://laravel.com
  */
diff --git a/public/index.php b/public/index.php
index 42b6a438..561d13a3 100644
--- a/public/index.php
+++ b/public/index.php
@@ -3,7 +3,7 @@
  * Laravel - A PHP Framework For Web Artisans
  *
  * @package  Laravel
- * @version  3.1.2
+ * @version  3.1.4
  * @author   Taylor Otwell <taylorotwell@gmail.com>
  * @link     http://laravel.com
  */