August 1, pm Updated August 1, pm. Stand up straight, push out your chest and work that feminine charm, as bountiful boobs are back in style. For the last year, those of us blessed with a chest have been slaves to the trend for curbing our curves. As she stood alongside co-star Cara Delevingne, who went braless under her tuxedo jacket, the pair were a perfect illustration of the contrasting camps. And I thank Rihanna for reigniting our love of boobs.