Who knew that the royals were such fans of a good Grease medley? At the time, one guest told The Mirror that 'the Grease number brought the house down. [The couple] stood holding hands in the middle of the dance floor grinning, then suddenly the opening bars of the song came booming out [...] Will and Kate began dancing around, pointing at each other and mouthing the words.'

Who knew that the royals were such fans of a good Grease medley? At the time, one guest told The Mirror that 'the Grease number brought the house down. [The couple] stood holding hands in the middle of the dance floor grinning, then suddenly the opening bars of the song came booming out [...] Will and Kate began dancing around, pointing at each other and mouthing the words.'