Katie meets 30-year-old Nicola, who underwent surgery three years ago to more than double the size of her boobs. Before surgery Nicola had a healthy C cup. But one £4k boob job later they became a huge double H. Now her big boobs are standing in the way of being taken seriously in her career and she's desperately hoping she can get them reduced. But the surgery is lengthy, the recovery painful and there's no guarantee of results…