diff --git a/wp-includes/class-wp-rewrite.php b/wp-includes/class-wp-rewrite.php
index 5f7bbb2340..84a57c8107 100644
--- a/wp-includes/class-wp-rewrite.php
+++ b/wp-includes/class-wp-rewrite.php
@@ -1510,24 +1510,34 @@ class WP_Rewrite {
 	 * the top of the rules.
 	 *
 	 * @since 2.1.0
+	 * @since 4.4.0 Array support was added to the `$redirect` parameter.
 	 * @access public
 	 *
-	 * @param string $regex    Regular expression to match against request.
-	 * @param string $redirect URL regex redirects to when regex matches request.
-	 * @param string $after    Optional, default is bottom. Location to place rule.
+	 * @param string       $regex    Regular expression to match against request.
+	 * @param string|array $redirect URL regex redirects to when regex matches request, or array
+	 *                               of query vars and values.
+	 * @param string       $after    Optional, default is bottom. Location to place rule.
 	 */
-	public function add_rule($regex, $redirect, $after = 'bottom') {
-		//get everything up to the first ?
-		$index = (strpos($redirect, '?') === false ? strlen($redirect) : strpos($redirect, '?'));
-		$front = substr($redirect, 0, $index);
-		if ( $front != $this->index ) { //it doesn't redirect to WP's index.php
-			$this->add_external_rule($regex, $redirect);
+	public function add_rule( $regex, $redirect, $after = 'bottom' ) {
+		if ( is_array( $redirect ) ) {
+			$external = false;
+			$redirect = add_query_arg( $redirect, 'index.php' );
 		} else {
-			if ( 'bottom' == $after)
-				$this->extra_rules = array_merge($this->extra_rules, array($regex => $redirect));
-			else
-				$this->extra_rules_top = array_merge($this->extra_rules_top, array($regex => $redirect));
-			//$this->extra_rules[$regex] = $redirect;
+			$index = false === strpos( $redirect, '?' ) ? strlen( $redirect ) : strpos( $redirect, '?' );
+			$front = substr( $redirect, 0, $index );
+
+			$external = $front != $this->index;
+		}
+
+		// "external" = it doesn't redirect to index.php
+		if ( $external ) {
+			$this->add_external_rule( $regex, $redirect );
+		} else {
+			if ( 'bottom' == $after ) {
+				$this->extra_rules = array_merge( $this->extra_rules, array( $regex => $redirect ) );
+			} else {
+				$this->extra_rules_top = array_merge( $this->extra_rules_top, array( $regex => $redirect ) );
+			}
 		}
 	}
 
diff --git a/wp-includes/rewrite-functions.php b/wp-includes/rewrite-functions.php
index ed085b7c22..9b5a4f90df 100644
--- a/wp-includes/rewrite-functions.php
+++ b/wp-includes/rewrite-functions.php
@@ -7,19 +7,21 @@
  */
 
 /**
- * Add a straight rewrite rule.
+ * Adds a straight rewrite rule.
  *
  * @since 2.1.0
+ * @since 4.4.0 Array support was added to the `$redirect` parameter.
  *
- * @global WP_Rewrite $wp_rewrite
+ * @global WP_Rewrite $wp_rewrite WordPress Rewrite Component.
  *
- * @param string $regex    Regular Expression to match request against.
- * @param string $redirect Page to redirect to.
- * @param string $after    Optional, default is 'bottom'. Where to add rule, can also be 'top'.
+ * @param string       $regex    Regular Expression to match request against.
+ * @param string|array $redirect Page to redirect to, or array of query vars and values.
+ * @param string       $after    Optional, default is 'bottom'. Where to add rule, can also be 'top'.
  */
-function add_rewrite_rule($regex, $redirect, $after = 'bottom') {
+function add_rewrite_rule( $regex, $redirect, $after = 'bottom' ) {
 	global $wp_rewrite;
-	$wp_rewrite->add_rule($regex, $redirect, $after);
+
+	$wp_rewrite->add_rule( $regex, $redirect, $after );
 }
 
 /**
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 49cb6b4e58..fbd69eccdd 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.4-alpha-34707';
+$wp_version = '4.4-alpha-34708';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.