diff --git a/code/GridFieldBulkManager.php b/code/GridFieldBulkManager.php
index 98482e5..d3fc3fd 100644
--- a/code/GridFieldBulkManager.php
+++ b/code/GridFieldBulkManager.php
@@ -37,7 +37,9 @@ class GridFieldBulkManager implements GridField_HTMLProvider, GridField_ColumnPr
 	
 	function getColumnMetadata($gridField, $columnName)
 	{
-		return array('title' => null);
+		if($columnName == 'BulkSelect') {
+			return array('title' => 'Select');
+		}
 	}
 		
 	/* // GridField_ColumnProvider */
diff --git a/code/GridFieldBulkManager_Request.php b/code/GridFieldBulkManager_Request.php
index f80be55..3e1e29a 100644
--- a/code/GridFieldBulkManager_Request.php
+++ b/code/GridFieldBulkManager_Request.php
@@ -65,7 +65,23 @@ class GridFieldBulkManager_Request extends RequestHandler {
 	
 	public function unlink(SS_HTTPRequest $request)
 	{
+		$recordList = $this->getPOSTRecordList($request);
+		$recordClass = $this->gridField->list->dataClass;
+		$recordForeignKey = $this->gridField->list->foreignKey;
+		//$recordForeignID = $this->gridField->list->foreignID;
+		$result = array();
 		
+		foreach ( $recordList as $id )
+		{			
+			$record = DataObject::get_by_id($recordClass, $id);
+			$res = $record->setField($recordForeignKey, 0);
+			$record->write();
+			array_push($result, array($id => $res));
+		}
+		
+		$response = new SS_HTTPResponse(Convert::raw2json(array($result)));
+		$response->addHeader('Content-Type', 'text/plain');
+		return $response;
 	}
 	
 	public function delete(SS_HTTPRequest $request)