[related]Referring to some of her past feel-good anthems such as We R Who We R, the 26-year old continued: "I felt like a liar, telling people to love themselves as they are, while I was being hateful to myself and really hurting my body.

"I wanted to control things that weren't in my power, but I was controlling the wrong things. I convinced myself that being sick, being skinny was part of my job. It felt safer somehow."

Reflecting on the moment she knew she was ready to leave rehab, Kesha concluded: "I knew I was ready to leave when I'd gained enough confidence to get on a plane knowing there would be paparazzi at the airport at the other end. I was right - they were there. But this time, when I saw the pictures, I felt OK. Even I need to be reminded we are who we are."