R&B singer Usher has been nominated in four categories for this year's American Music Awards.
He is nominated for Favourite Male Artist and Favourite Album, in both the pop/rock and soul/R&B categories.
OutKast and rapper Kanye West have been nominated for three awards each, with Prince, Norah Jones, Alicia Keys, Sheryl Crow and Jessica Simpson all nominated in two categories.
The winners will be announced at a ceremony in Los Angeles on 14 November.
