Gary Barlow has revealed the death of his daughter will be a "scar he will die with" as he reflected on his heartbreaking loss.The Take That frontman who recently launched his one-man show on London's West End opened up during A Different Stage to a packed audience.Gary, 51, treated fans to stories about his life and growing up in Cheshire to stories about being part of Take That who at one stage was the biggest band of their day.READ MORE: X Factor's Sam Callahan still blocked by 'Mr Nasty' Gary Barlow over naked Twitter snapDuring the show, he openly discussed his battles with alcohol and cannabis as well as his experience with bulimia.The hitmaker also candidly spoke about how his wife of 22 years, Dawn, tragically have birth to their daughter Poppy who was stillborn, just days before he was set to perform at the closing ceremony of the London 2012 Olympic Games.Speaking to the audience, Gary said: "It's August 2012, Dawn has gone for a last-minute check-up, only four days to go, we're all so excited."Name is on the nursery, Moses basket, cot, clothes all over the floor waiting for the main player to arrive."Dawn calls and something's wrong, now this is one of those phone calls where you live a lifetime in a second."He went on to add: "We all have coping mechanisms, back there was the bulimia and the hallelujahs in the toilet."I'm not saying just having a run is going to cure it, but those were my coping mechanisms, I dealt with this by turning into bloody Inspector Gadget."OK everybody, 'what to do' lists, peak to the doctors, tick, clothes for the hospital, tick, somewhere for the kids to go, tick, the only problem is Inspector Gadget doesn't have a gizmo for this."It was like someone sitting in our house and
