Catherine, the Duchess of Cambridge, holds her son Prince George with Australian Prime Minister Tony Abbott behind them, as they prepare to board a plane with her husband Prince William to depart Canberra

Catherine, the Duchess of Cambridge, holds her son Prince George with Australian Prime Minister Tony Abbott behind them, as they prepare to board a plane with her husband Prince William to depart Canberra

Catherine, the Duchess of Cambridge, holds her son Prince George with Australian Prime Minister Tony Abbott behind them, as they prepare to board a plane with her husband Prince William to depart Canberra April 25, 2014. The Prince and his wife Kate are undertaking a 19-day official visit to New Zealand and Australia with their son Prince George. REUTERS/Phil Noble (AUSTRALIA – Tags: ROYALS ENTERTAINMENT POLITICS)