Charlie Puth, Dev, Zella Day, New Politics

Young Hollywood’s “Backstage Diaries” presents an in-depth look at some of the hottest musical acts in the industry. During this episode, Charlie Puth visits the YH Studio and talks about his songwriting process, including the smash-hit collabo with Wiz Khalifa, “See You Again”; Dev gets ready for her show at the House of Blues and discusses how she has grown as an artist since her last appearance at the venue; “Hypnotic” songstress Zella Day shows off some of her merch at the Troubadour; and Danish pop band New Politics teams up with Andrew McMahon for a photo shoot.