There are times when losing an hour to Instagram can go down as a guilt-free pursuit. When we found stylist and owner of amazing hair, Vickie Doherty, it was one of those times. Originally from Ireland, now living in east London, Vickie's two-tone blonde and brown hair is part noughties All Saints Appleton sister, part Game of Thrones' Khaleesi and completely 100% now (OK, that maths doesn't add up – *shrugs*). So, how do you pull off the two-tone colour reboot? We asked Vickie for her top tips...