<p>Drake's lawsuit against Universal Music Group over Kendrick Lamar's Not Like Us was dismissed, but the legal battle is continuing after Drake appealed the ruling. </p><p>New amicus briefs have brought more voices into the dispute, with arguments around artistic expression, rap music in courtrooms and First Amendment protections.</p><p>Host: Anoushka Mutanda-Dougherty Series Producer: Louise Clarke Senior Impact Producer: Melanie Stewart Smith Digital Journalist: Daniel Raza Researcher: Helena Warwick-Cross Production coordinator: Phoebe Lomas Technical Producer: Craig Boardman Editor: Clare Fordham Commissioning Producer: Adam Eland Assistant Commissioner: Chris Walsh-Heron Commissioning Editor: Rhian Roberts</p>