Australian Idol winner spoke out about her battle with mental health . Dabbled in 'drugs ' to mask her crippling depression after gaining weight . At her heaviest , the now 29-year-old weighed 127.5 kgs . Lost 68kgs after having gastric sleeve surgery in next month .
Australian Idol winner spoke out about her battle with mental health . Dabbled in 'drugs ' to mask her crippling depression after gaining weight . At her heaviest , the now 29-year-old weighed 127.5 kgs . Lost 68kgs after having gastric sleeve surgery in May 2012 .