Related: Songwriter Diane Warren’s Childhood Guitar Teacher Told Her ... Related: Inside Lady Gaga's Oscar Rehearsals: Meeting with Sexual Assault Survivors Who Joined Her Onstage 'Was Healing ...

At 34, Lady Gaga is a Grammy- and Academy Award ... Charles Eshelman/Getty Images Despite being bullied throughout her childhood, Gaga stayed serious about her music: She’s classically trained ...

Lady Gaga (left) and Diane Warren.

Diane Warren and Lady Gaga channeled their pain into power ... opens up about a deeply personal experience: her childhood sexual assault. “I never talked about that I was molested as a kid ...