Ok. The new Trillian comes complete with emotisounds. That is, they have a lot more emoticons available and some of them play the appropriate sounds when you send/receive them. I just had a 20 minute conversation with someone trying to figure out which emoticons came with what sounds. If you're using the tool, the recurring theme was:
(@)
(bum)
3:-0
(t)
:-p
:'-(

Forgive us. We're simple people. We're also cheap dates. Yes, that was a hint.