How to send a message to multiple windows live messenger users at one time?

I have many people in my contact lists. How can I send a message to those people at the same time, by one click?

I have windows live plus but I can't find a way to do it.

How to send a message to multiple windows live messenger users at one time?microsoft visual studio

i don't think you can.. i think you've just got to copy and paste it to everybody.. or you could multiple email! :)

How to send a message to multiple windows live messenger users at one time?ie internet explorer

Go to insert contacts and check all the people you want to sen an e-mail to.