The Masked Singer 7pm, ITV The surrealist mascot singing contest returns to our screens for a second outing, hosted by Joel Dommett and with a new panellist – comedian Mo Gilligan – joining returning favourites Davina McCall, Rita Ora and Jonathan Ross. Over the next eight shows, we’ll be guessing which 12 celebrity singers are behind their outlandish outfits as they hope to make it through to the final, following in series one winner Nicola Roberts’s footsteps. First up is Robin v Alien, Swan v Dragon and, erm, Sausage v Badger. Ammar Kalia The Repair Shop at Christmas 6.45pm, BBC One The (fake) snow is falling at the Repair Shop barn, and Jay Blades and his team of expert craftspeople are ready to welcome a new intake of broken-down keepsakes. Vicar Steve and his wife Amanda bring a rocking horse that carries memories of their sadly departed daughter Tamsin. AK Royal Ballet All-Star Gala 7pm, BBC Four The dance event brings together the best of ballet, while guaranteeing royal box-standard views. Here’s a chance to see the great classical pas de deux from Don Quixote, performed by stars Marianela Nuñez and Vadim Muntagirov, plus the entire company in Scott Joplin’s Elite Syncopations. Ellen E Jones The Great British Sewing Bee: Celebrity Christmas Special 7.45pm, BBC One Joe Lycett hosts the first of two festive specials, with the second on New Year’s Eve. Denise Van Outen, Dr Ranj Singh and Sara Pascoe are the guests facing seasonal tasks that include making a pair of Christmas pyjama bottoms and a fancy dress outfit for a dog. AK Christmas University Challenge 8.35pm, BBC Two Distinguished alumni from UCLAN and Loughborough compete in this edition of the upmarket festive quiz. Look out for an appearance from England cricketer Monty Panesar, whose 2019 turn on Mastermind left everyone who saw it hiding behind the sofa. Good luck, Monty. Phil Harrison Big Fat Quiz of the Year 2020 9.05pm, Channel 4 The inquisition returns to assess a fateful year in which not much actually happened. Host Jimmy Carr tries to outfox James Acaster, Stacey Solomon, David Mitchell, Maya Jama, Richard Ayoade and Joe Lycett, assisted by celebs, schoolkids and slightly wider team desks. Graeme Virtue Film choice Suite Française 10.50pm, BBC Four Saul Dibb and Matt Charman’s subtle adaptation of Irène Némirovsky’s memoir of life in occupied rural France paints a picture of conflicted loyalties, in which the German officer billeted on the austere Madame Angellier (Kristin Scott Thomas) turns out to be a piano-playing charmer (Matthias Schoenaerts). Paul Howlett Live sport Test Cricket: South Africa v Sri Lanka 7.55am, Sky Sports Cricket From Supersport Park, Centurion. Premier League Football: Leicester City v Man United 11.30am, BT Sport 1 A big day of football starts at the King Power. Premiership Rugby Union: Harlequins v Bristol Bears 1.30pm, BT Sport 2 League action from the Stoop.