This is a tribute to Prince William, Duke of Cambridge, and his beautiful wife Kate Middleton, Duchess of Cambridge. The song playing is called "Firecracker," by the band Good Brother Earl. Princess Diana, Princess of Wales, was the mother of Prince William and Prince Harry. Prince Charles is their father. Catherine, Duchess of Cambridge, gave birth to Prince George Alexander Louis on July 22, 2013, Princess Charlotte Elizabeth Diana on May 2, 2015 and Prince Louis Arthur Charles on April 23, 2018.