Bonnie Mckee, a multi-platinum Grammy-nominated songwriter, sits down with Judy in this episode of Door To Door. Bonnie Mckee has cowritten many hits such as Roar, Teenage Dream, and California Gurls with Katy Perry, and Dynamite with Taio Cruz. Bonnie Mckee is also an artist in her own right and recently released a very outstanding single, American Girl. See what Bonnie Mckee has to say about songwriting and her understanding of the music industry.