diff --git a/src/pixi/core/Ellipse.js b/src/pixi/core/Ellipse.js
index c011a63..a0703ad 100644
--- a/src/pixi/core/Ellipse.js
+++ b/src/pixi/core/Ellipse.js
@@ -47,7 +47,7 @@
  * Creates a clone of this Ellipse instance
  *
  * @method clone
- * @return {Ellipse} a copy of the polygon
+ * @return {Ellipse} a copy of the ellipse
  */
 PIXI.Ellipse.prototype.clone = function()
 {
@@ -60,7 +60,7 @@
  * @method contains
  * @param x {Number} The X coord of the point to test
  * @param y {Number} The Y coord of the point to test
- * @return {Boolean} if the x/y coords are within this polygon
+ * @return {Boolean} if the x/y coords are within this ellipse
  */
 PIXI.Ellipse.prototype.contains = function(x, y)
 {

diff --git a/src/pixi/core/Ellipse.js b/src/pixi/core/Ellipse.js
index c011a63..a0703ad 100644
--- a/src/pixi/core/Ellipse.js
+++ b/src/pixi/core/Ellipse.js
@@ -47,7 +47,7 @@
  * Creates a clone of this Ellipse instance
  *
  * @method clone
- * @return {Ellipse} a copy of the polygon
+ * @return {Ellipse} a copy of the ellipse
  */
 PIXI.Ellipse.prototype.clone = function()
 {
@@ -60,7 +60,7 @@
  * @method contains
  * @param x {Number} The X coord of the point to test
  * @param y {Number} The Y coord of the point to test
- * @return {Boolean} if the x/y coords are within this polygon
+ * @return {Boolean} if the x/y coords are within this ellipse
  */
 PIXI.Ellipse.prototype.contains = function(x, y)
 {
diff --git a/src/pixi/extras/Spine.js b/src/pixi/extras/Spine.js
index 5109093..0619839 100644
--- a/src/pixi/extras/Spine.js
+++ b/src/pixi/extras/Spine.js
@@ -10,7 +10,6 @@
 /**
  * A class that enables the you to import and run your spine animations in pixi.
  * Spine animation data needs to be loaded using the PIXI.AssetLoader or PIXI.SpineLoader before it can be used by this class
- * Also due to a clash of names, you will need to change the extension of the spine file from *.json to *.anim for it to load
  * See example 12 (http://www.goodboydigital.com/pixijs/examples/12/) to see a working example and check out the source
  *
  * @class Spine

diff --git a/src/pixi/core/Ellipse.js b/src/pixi/core/Ellipse.js
index c011a63..a0703ad 100644
--- a/src/pixi/core/Ellipse.js
+++ b/src/pixi/core/Ellipse.js
@@ -47,7 +47,7 @@
  * Creates a clone of this Ellipse instance
  *
  * @method clone
- * @return {Ellipse} a copy of the polygon
+ * @return {Ellipse} a copy of the ellipse
  */
 PIXI.Ellipse.prototype.clone = function()
 {
@@ -60,7 +60,7 @@
  * @method contains
  * @param x {Number} The X coord of the point to test
  * @param y {Number} The Y coord of the point to test
- * @return {Boolean} if the x/y coords are within this polygon
+ * @return {Boolean} if the x/y coords are within this ellipse
  */
 PIXI.Ellipse.prototype.contains = function(x, y)
 {
diff --git a/src/pixi/extras/Spine.js b/src/pixi/extras/Spine.js
index 5109093..0619839 100644
--- a/src/pixi/extras/Spine.js
+++ b/src/pixi/extras/Spine.js
@@ -10,7 +10,6 @@
 /**
  * A class that enables the you to import and run your spine animations in pixi.
  * Spine animation data needs to be loaded using the PIXI.AssetLoader or PIXI.SpineLoader before it can be used by this class
- * Also due to a clash of names, you will need to change the extension of the spine file from *.json to *.anim for it to load
  * See example 12 (http://www.goodboydigital.com/pixijs/examples/12/) to see a working example and check out the source
  *
  * @class Spine
diff --git a/src/pixi/utils/Polyk.js b/src/pixi/utils/Polyk.js
index b82eb0c..84d290f 100644
--- a/src/pixi/utils/Polyk.js
+++ b/src/pixi/utils/Polyk.js
@@ -34,7 +34,7 @@
 PIXI.PolyK = {};
 
 /**
- * Triangulates something or another
+ * Triangulates shapes for webGL graphic fills
  *
  * @method Triangulate
  * @namespace PolyK
@@ -137,7 +137,7 @@
 }
 
 /**
- * Something something something convex
+ * Checks if a shape is convex
  *
  * @class _convex
  * @namespace PolyK