There is a Contact Organizer program (freeware) called
PocketCM that does a few things including making SMS more interesting (
Bubbles! We got bubbles!).
It's not without it's little annoyances, though. Download and try it.... you might find it fits your needs pretty well.
http://www.pocketcm.com/index.php
THX to my friend weezie for finding this one for me!!
beanhead B)