similar to twitpic
Log on to Twitter. Open a new post. Type, “a song”. Click <OK>.
Sorry, no. It’s just text messages. 140 chars.
Just link to it maybe.
This is as close as I could find to a site that could do it for you: http://www.listento.fm/nomatch/notyoutube
If it is your own music, you probably will have to upload it somewhere.
There is this, I have not tried it, but it looks like it would work. You can provide an MP3 link, or upload your own.
http://twiturm.com/
thanks guys!
I sure hoped that this helped! :D