Kate Middleton was once asked if she was her husband Prince William 's "assistant" and her response might just make her the most down-to-earth royal in The Firm.
The future Queen proved her sense of humour when she and future King William paid an official visit to the Shire Hall Care Home in Cardiff in August last year.
And the royal pair got more than they bargained more when they were introduced to resident Joan Drew-Smith, 87.
