I've never heard any of his music, but he delivered on the 4 or 5 songs I heard. He came out (no pun intended) in some striped cape with a hood, then after two songs took it off to reveal some plaid type pjs.
He made a few gay comments even referring to himself as a gay Frank Sinatra.
Check out his music at: www.rufuswainwright.com or www.myspace.com/rufuswainwright