 Yeah, all the above, and the unpredictability of it, because the audience is so different, because you've got hardcore fans, you've got some people that know some of your songs, and then you've got some people that don't know anything that I do. They're just sort of curious, and they come along, and it makes for really just a great mix of people to play to. Tickets are on sale for the Vegas shows, and Urban's new album is set to be released this fall. Ashley Dvorkin, Fox News.