P rince William brought his son George to meet the newest member of the royal family today, and he got the little prince to wave at the crowd.
The Duke of Cambridge told the press he was “very happy ” about the birth of his daughter, and later held his son up to wave as they walked into the hospital to visit Kate and the new baby girl.
Twitter naturally freaked out at the adorable prince going to meet his sister for the first time:
Oh Baby: 121 Years Of Infant Royals On Camera This was the last time a Queen met her greatgrandchild. In 1894, Queen Victoria holds the newly christened Prince Edward, later Edward VIII. Popperfoto/Getty Images This tot, pictured in 1896, didn't expect to be king but when his elder brother Edward VIII abdicated, George VI took over. Popperfoto/Getty Images Elizabeth Bowes-Lyon, born to the Scottish aristocracy in 1900, would become royal through marriage to the future George VI. Their eldest daughter is the current Queen. Popperfoto/Getty Images In 1926, as a tiny baby, Princess Elizabeth already displays the solemn face that she has deployed so often in her public duties since becoming Queen. Bob Thomas–Popperfoto/Getty Images The naughty sister: the baby Princess Margaret, flanked by Princess Elizabeth and their mother, led a colorful life. Prevented from marrying her first love, a divorced commoner, she later married, and divorced, fashionable photographer Antony Armstrong-Jones. Popperfoto/Getty Images Before Princes Charles was born in 1948, his grandfather King George VI did away with a long-held custom that demanded the Home Secretary be present at royal births. Here Charles is pictured with his mother, at that stage still Princess Elizabeth. AP Princess Anne, second child of Princess Elizabeth and Prince Philip, pictured at her 1950 christening, must have been born with horse sense. She won a gold and two silver medals at European equestrian competitions and rode for the U.K. in the 1976 Olympics. Fox Photos/Getty Images She already had an heir. Here's Queen Elizabeth with the spare: a chubby, 6-month-old Prince Andrew, in the grounds of Balmoral Castle, Scotland in 1960. AP This 1964 snap of Prince Edward in his cot, with brother Andrew and his mother, the Queen, already suggests an interest in what's going on behind the camera. He went on to found a TV production company in 1993. AP The Queen admires her first grandchild, Peter Phillips, at Balmoral Castle in November 1977. Peter's mother, Princess Anne, declined royal titles for both of her children. Anwar Hussein Zara Tindall, née Phillips has become a top flight equestrian, like mom Princess Anne. Pictured here in 1981, mother and daughter were much photographed at the 2012 Olympics when Anne presented Zara with a silver medal. Lichfield–Getty Images "And one day you will marry a beautiful Princess called Kate." Prince William looks to the future, in 1983. Tim Graham–Getty Images Prince Harry, aged 9 months, watches a military parade with his mother Diana, Princess of Wales, and brother William, in 1985. Roy Letkey–Reuters The spitting image of her dad Prince Andrew, but for the red hair inherited from mother Sarah, Duchess of York, Princess Beatrice looks pensive at her 1988 christening. Tim Graham–Getty Images Another addition to the house of York: Princess Eugenie, with her mother Sarah, at her christening in 1990. Bill Allen–AP Prince William, Duke of Cambridge, his wife Catherine, Duchess of Cambridge, with their newborn baby boy, Prince George of Cambridge, Tilly the retriever, left, a Middleton family pet and Lupo, the couple's cocker spaniel, right, at the Middleton family home in Bucklebury, Berkshire, in early August, 2013. Michael Middleton–AFP/Getty Images Prince George and his sister Princess Charlotte at Anmer Hall in Norfolk, Britain, mid-May 2015. HRH The Duchess of Cambridge More Must-Reads from TIME How Donald Trump Won The Best Inventions of 2024 Why Sleep Is the Key to Living Longer Robert Zemeckis Just Wants to Move You How to Break 8 Toxic Communication Habits Nicola Coughlan Bet on Herself—And Won Why Vinegar Is So Good for You Meet TIME's Newest Class of Next Generation Leaders