Short hair can be just as versatile as the longest of long locks. Proof? Margot Robbie’s bob haircut. The star of Goodbye Christopher Robin has been on a whirlwind press tour promoting the flick and has turned up at every engagement with her hair styled in a chic and inventive way. From smooth and sleek, to tousled, wet-looking and even flipped up at the sides, see how the star has continually reinvented her ‘do.