© @Copyright HELLO! Hello! Magazine Elizabeth Hurley marked Elton John's birthday by posting a throwback photo on Instagram – and she opted for a very daring outfit. READ: Elizabeth Hurley's son Damian mistaken for famous mum in new sunbathing selfieThe Royals star, 55, pulled a flirty pose as she smiled for the camera, sitting on Elton's piano with her legs resting on the Rocketman singer's shoulders.