diff --git a/apps/messages/README.md b/apps/messages/README.md
index 83524d7c89..dce2a26c1e 100644
--- a/apps/messages/README.md
+++ b/apps/messages/README.md
@@ -1,6 +1,6 @@
 # Messages library
 
-This library handles the passing of messages. It can storess a list of messages 
+This library handles the passing of messages. It can stores a list of messages
 and allows them to be retrieved by other apps.
 
 ## Example
@@ -37,18 +37,10 @@ myMessageListener = Bangle.on("message", (type, message)=>{
 });
 ```
 
-Apps can launch the full GUI by calling `require("messages").openGUI()`, if you
-want to write your own GUI, it should include boot code that listens for
-`"messageGUI"` events:
-
-```js
-Bangle.on("messageGUI", message=>{
-  if (message.handled) return; // another app already opened it's GUI
-  message.handled = true; // prevent other apps form launching
-  Bangle.load("my_message_gui.app.js");
-})
-
-```
+Apps can launch the currently installed Message GUI by calling `require("messages").openGUI()`.
+If you want to write your own GUI, it should include a library called `messagegui`
+with a method called `open` that will cause it to be opened, with the
+optionally supplied message. See `apps/messagegui/lib.js` for an example.
 
 
 ## Requests
diff --git a/apps/messages/lib.js b/apps/messages/lib.js
index 7a515a1f8d..f3ae253e6d 100644
--- a/apps/messages/lib.js
+++ b/apps/messages/lib.js
@@ -107,7 +107,7 @@ exports.dismiss = function(msg) {
 };
 
 /**
- * Emit a "type=openGUI" event, to open GUI app
+ * Open the Messages GUI app
  *
  * @param {object} [msg={}] Message the app should show
  */
@@ -215,7 +215,7 @@ exports.buzz = function(msgSrc) {
 
   let repeat = msgSettings.repeat;
   if (repeat===undefined) repeat = 4; // repeat may be zero
-  if (repeat) 
+  if (repeat)
   {
     exports.buzzInterval = setInterval(() => require("buzz").pattern(pattern), repeat*1000);
     let vibrateTimeout = msgSettings.vibrateTimeout;