By Bethan Shufflebotham If there’s one piece of clothing that every wardrobe should have, it’s a little black dress that works for every occasion. And we mean every occasion. And if there’s one missing from your collection or you simply need another, fashion savvy shoppers have discovered an affordable option on the high street that ‘looks and feels expensive’ but comes in at a purse-friendly £35. The Collared Midi Wrap Dress from Marks and Spencer has earned itself over 200 positive reviews, fast becoming a favourite among those in the know. The ‘elegant’ dress is made from a jersey fabric th…