Julian Casablancas, former singer of The Strokes.
If you haven't listened to Lonely Island's new song "Boombox", you haven't heard the amazing voice he has. I tried to listen to The Strokes, but his voice just isn't the same. He's a bit too mellow then.
http://www.youtube.com/watch?v=8yvEYKRF5IA
P.S. It's also pretty hilarious.
