When Amber Atherton signed up to be part of the first season of Made In Chelsea, waaaay back in 2008, it wasn’t for the reason you might have first assumed. Rather than being a stardom-seeking reality show cliché, Atherton wanted to get free airtime to talk about what mattered to her: her business. At the tender age of 16, entrepreneurial AA started her online jewellery marketplace, My Flash Trash. It is now valued at a cool £3.5m(!), counts Suki's sister Maddie as a model and collaborates with some of the coolest stylish gals around. Wanna know how she did it? Take notes…