Sir Elton Hercules John CH CBE (born Reginald Kenneth Dwight; 25 March 1947) is an English singer, songwriter, pianist, and composer. He has worked with lyricist Bernie Taupin since 1967; they have collaborated on more than 30 albums. John has sold more than 300 million records, making him one of the world's best-selling music artists. He has more than fifty Top 40 hits, as well as seven consecutive number-one albums in the United States, 58 Billboard Top 40 singles, 27 Top 10 singles, four of which peaked at number two and nine of which reached number one. His tribute single "Candle in the Wind 1997", rewritten in dedication to Diana, Princess of Wales, sold over 33 million copies worldwide and is the best-selling single in the history of the UK and US singles charts. He has also produced records and occasionally acted in films. John owned Watford F.C. from 1976 to 1987 and from 1997 to 2002, and is an honorary life president of the club.

Prince Harry, Duke of Sussex, KCVO ADC (born Henry Charles Albert David; 15 September 1984 is a member of the British royal family. He is the younger son of Charles, Prince of Wales, and Diana, Princess of Wales, and is sixth in the line of succession to the British throne.

Prince William, Duke of Cambridge, KG, KT, PC, ADC (William Arthur Philip Louis; born 21 June 1982) is a member of the British royal family. He is the elder son of Charles, Prince of Wales, and Diana, Princess of Wales. Since birth, he has been second in the line of succession to the British throne.