Sir Elton Hercules John (born Reginald Kenneth Dwight; 25 March 1947) is an English singer, songwriter, pianist, and composer. Collaborating with lyricist Bernie Taupin since 1967 on more than 30 albums, John has sold more than 300 million records, making him one of the best-selling music artists. He has more than fifty Top 40 hits in the UK Singles Chart and US Billboard Hot 100, including seven number ones in the UK and nine in the US, as well as seven consecutive number-one albums in the US. 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. He is an honorary life president of the club.

Gemma Clare Collins (born 31 January 1981) is an English media personality and businesswoman. In 2011, she began appearing on the ITVBe reality series The Only Way Is Essex. Following a brief appearance on I'm a Celebrity...Get Me Out of Here! (2014), Collins has appeared in various television programmes including Celebrity Big Brother (2016), Celebs Go Dating (2018), and Dancing on Ice (2019). In 2019, she began starring in her own reality series and hosting a podcast on BBC Sounds.