Preparations At The Lindo Wing Ahead Of The Birth Of The Duke And Duchess Of Cambridge's Second Child [Getty Images]

LONDON, ENGLAND - APRIL 28: A bookmaker displaying the odds on Royal baby names outside the Lindo Wing at St Mary's Hospital on April 28, 2015 in London, England. Catherine, Duchess of Cambridge is expected to give birth at the Lindo wing sometime in the next couple of weeks. (Photo by Ian Gavan/Getty Images)

Getty Images Entertainment Ian Gavan