Meerkat for iPhone
is a video streaming app that lets you live stream videos directly to your Twitter account. When you tap "Stream" in the app, your video will be sent to all of your Twitter followers' feeds. If they also have the app downloaded, they will receive push notifications each time you post a new video. They will also have the ability to comment on and to like your videos.
Meerkat for iPhone is also available on Android
Meer Kat, Meercat