Mel and Sue are joined by Radio 1 DJ Matt Edmondson, stargazer Russell Grant, funny girl Sara Pascoe, DJ's Rickie and Melvin and Absolutely Fabulous actresses Helen Lederer and Harriet Thorpe, and some very special guests.
Mel and Sue are joined by the stars of Holby and Casualty, dancing stars James and Ola, EastEnders hunk Danny-Boy Hatchard and more. Plus, a panel of television legends, Claudia Winkleman, Citizen Khan and Russell Kane.
Joining Mel and Sue are This Morning's Alison Hammond, magician Pete Firman, comedian Ellie Taylor, actress Sally Lindsay, The One Show hosts, and more. The judges are Jennifer Saunders, Julian Clary, Miranda Hart and Tameka Empson.
It is the final, and six star acts who have been voted for by the public and the panel sing again, hoping to be crowned champion. The panel is made up of Rufus Hound, Katy Brand and Jason Manford, and there is music from Zara Larsson and Dua Lipa.