Ashton Kutcher accompanied Demi Moore last night for the red carpet premiere of The Joneses, and while they made their way into the theater, he started a live broadcast on Ustream to bring his fans along for the ride

Ashton is Ustream Live Broadcaster app for free on iTunes and get to it! Another cool feature — you can set up your Ustream account to tweet whenever you go live so your followers can get in on the action and see their @reply tweets to you right on the recorder screen.