Gaga told William that the two of them need to make the "strongest, most relentless" attempt they can to normalize mental health issues in order for people to feel like they can come forward.
"For me, waking up every day and feeling sad and going on stage is something that is very hard to describe. There's a lot of shame attached to mental illness. You feel like something's wrong with you," Gaga, who has recently opened up about her struggle with PTSD, told the prince.
William and the rest of the British royal family have made it their mission to open a public conversation around issues of mental health.
"It's OK to have this conversation. It's really important to have this conversation," the Duke of Cambridge added. "You won't be judged. It's so important to break open that fear and that taboo which is only gonna lead to more problems down the line. It's the same as physical health, everybody has mental health and we shouldn't be ashamed of it.Read more at Instyle