Photos - Concert for Diana: Kanye, Diddy, Fergie, Pharrell

On what would have been the 46th birthday of Princess Diana, Princes Harry and William rallied some of their favorite artists for a historic event designed to honor their late mom. Hip-hop luminaries Diddy, Kanye West, and Pharrell Williams were among some of the stars that lit up London's Wembley Stadium on July 1. Check out some photos from the event dubbed "Concert for Diana."

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