Pharrell Williams has called on music industry heavyweights to change the way they do business and allow artists to own the rights to their songs.The Happy hitmaker was asked for his opinion on the nasty spat between Taylor Swift and music mogul Scooter Braun, who snapped up the rights to her back catalog after acquiring the singer’s former record label, during a recent Variety chat, and he insisted the Scooter did nothing wrong.That said, he believes Swift should have been given the opportunity