 In a production from Las Vegas, the World Music Awards present awards for international record sales, with Usher cast as a multiple award winner as well as performer. With a string of celebrity presenters including Pamela Anderson, Anna Nicole Smith and Michael Douglas, the exclusively North American list of performers also comprises Diamond Award recipient Celine Dion, Kanye West, Usher, Big Boi featuring Patti LaBelle, Avril Lavigne, Alicia Keys, Josh Groban, Hilary Duff, Marc Anthony, Hoobastank, Maroon 5, and Whitney Houston in a special performance honouring record executive Clive Davis.