diff --git a/lib/OpenLayers/Layer/Grid.js b/lib/OpenLayers/Layer/Grid.js
index 28fbb1a39f..33e6931eb4 100644
--- a/lib/OpenLayers/Layer/Grid.js
+++ b/lib/OpenLayers/Layer/Grid.js
@@ -229,11 +229,8 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
     },
 
     /**
-     * APIMethod: getTileBounds
-     * Returns The tile bounds for a layer given a pixel location.
-     *
-     * Parameters:
-     * viewPortPx - {<OpenLayers.Pixel>} The location in the viewport.
+     * APIMethod: getTilesBounds
+     * Return the bounds of the tile grid.
      *
      * Returns:
      * {<OpenLayers.Bounds>} A Bounds object representing the bounds of all the
@@ -678,10 +675,13 @@ OpenLayers.Layer.Grid = OpenLayers.Class(OpenLayers.Layer.HTTPRequest, {
     
     /**
      * APIMethod: getTileBounds
-     * Returns The tile bounds for a layer given a pixel location
+     * Returns The tile bounds for a layer given a pixel location.
      *
-     * Parameters: 
-     * viewPortPx - {OpenLayers.Pixel} The location in the viewport
+     * Parameters:
+     * viewPortPx - {<OpenLayers.Pixel>} The location in the viewport.
+     *
+     * Returns:
+     * {<OpenLayers.Bounds>} Bounds of the tile at the given pixel location.
      */
     getTileBounds: function(viewPortPx) {
         var maxExtent = this.map.getMaxExtent();