Shoutbox

This isn't a feature of Messenger Plus! Live, it's a feature of Windows Live Messenger.

Your Personal Message (psm) now shows regardless of any 'What I'm Listening To' information, there is no way to prevent it playing.

As for seeing other people's psm and Listening to at the same time, that happens automatically in the conversation window, but to see it in the contact list you must select either of the two largest sizes of display picture (under the contact list layout window) and then you will be able to see both psm and now playing