Here's a "new" feature that I'm demonstrating in this AVI video. It's pretty funny (and useful) and will be available in the Pro version of YTK. There's sound in this video so feel free to turn it up and on.
http://www.ytkpro.com/Target.avi
** If you watch closely you'll see that voice user also get yanked from the room list (ignored their text and voice). Best viewed with Windows Media Player 10/11.