Jess is joined by WALTER AFANASIEFF, the Grammy-winning songwriter and producer behind MARIAH CAREY's biggest '90s hits — including "Hero," "My All," "One Sweet Day," and "All I Want for Christmas Is You." Topics — how the modern Christmas classic was written, his professional fallout with Mariah Carey, and how the songwriting biz has radically changed since the '90s. Plus — producing CELINE DION's "My Heart Will Go On" from Titanic, writing with BEYONCÉ and BARBRA STREISAND, and the story of how a record label sabotaged a future American Idol winner.