The Duke And Duchess Of Cambridge Tour Australia And New Zealand - Day 17 [Getty Images]

ADELAIDE, AUSTRALIA - APRIL 23: Catherine, Duchess of Cambridge meets six year old Lauren Stepherson during their visit to Elizabeth on April 23, 2014 in Adelaide, Australia. The Duke and Duchess of Cambridge are on a three-week tour of Australia and New Zealand, the first official trip overseas with their son, Prince George of Cambridge. (Photo by Arthur Edwards - Pool/Getty Images)

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