Cody Simpson, Shawn Mendes, Kongos, Andrew McMahon

Young Hollywood’s “Backstage Diaries” presents an in-depth look at some of the hottest musical acts in the industry. During this episode, Cody Simpson takes us through the evolution of his music backstage at his SXSW show; we hang with Shawn Mendes before his iHeart Radio performance and learn the importance of his fanbase; family band Kongos explains their unique sound and style backstage at The Wiltern; and we chat with Andrew McMahon at the Roxy as he shares how his personal experiences morphed him into the musician he is today.