SweetIM is 3rd party addon for Messenger that adds a new bar for Winks, Emoticons, Display pictures, Sound Effects, Audibles, etc. They get updated automatically every so often. Will not work on Live Messenger 8.5 beta, only 8.1.0178 or older. I scanned with Avast & AdAware with clean results.
Here's the download link: http://sweetim.com/