It's On with Alexa Chung is a live, daily talk/variety show hosted by...Alexa Chung! Every day she interviews the hottest celebrity guests and welcomes musical performances by mainstream and indie artists. She also introduces the world to Internet-found talent and looks at the news that everyone is (or at least should be) talking about. New to the United States, Alexa is a former model and an established television personality hailing from the U.K. She arrives at MTV with…