Rihanna in topless

The 'Umbrella' singer has taken part in a raunchy photoshoot with famed fashion photographer Steven Klein for the magazine's annual couture supplement.The Grace Jones-inspired cover of the special publication sees the star clad in a structural feathered Valentino gown and patent knee-high boots, throwing a bucket of water at the camera.Inside, the daring pictures see the 'S.O.S.' star clad in