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In this hand out photo released by Kensington Palace, Britain's Prince George meets with US President Barack Obama, centre and first lady Michelle Obama , at Kensington Palace, London, Friday April 22, 2016. Prince William is at left. (Pete Souza/Kensington Palace via AP)

In this hand out photo released by Kensington Palace, Britain's Prince George meets with US President Barack Obama, centre and first lady Michelle Obama , at Kensington Palace, London, Friday April 22, 2016. Prince William is at left. (Pete Souza/Kensington Palace via AP)

Royals William and Kate in Singapore

12 September 2012

Britain's Prince William and his wife Catherine arrive in Singapore Tuesday, kicking off a nine-day Southeast Asian and Pacific tour marking Queen

Elizabeth II's Diamond Jubilee.