The Gadget Show, Channel 5, 7pm

GEORGIE Barrat and Ortis Deley head to Las Vegas to test 360-degree cameras, where two new models from action-cam manufacturers GoPro and Garmin promise improved software that allows users to edit their own panoramic masterpieces. Jon Bentley asks couples to test out smart tech bathroom scales (although some viewers may secretly prefer the non-tech type, where at least you can blame any excess pounds on a dodgy mechanism) while consumer champion Harry Wallop offers more tips on saving cash on tech. Plus, Jordan Erica-Webber has the week’s biggest gaming news.

Britain’s Favourite Food, Channel 4, 8pm

SIMON Rimmer looks at some of the nation’s favourite branded foods, which found fame in a past era. In the first of two programmes, the cook and restaurateur tells the story of Angel Delight, revisits the golden summer of 1979 with lollies like Zoom and Fab, relates the amazing tale of Blue Nun and the wine the French allegedly adored – Le Piat d’Or. Plus, the ready meal that transformed M&S into the multi-billion pound convenience food destination – the chicken Kiev.

Pilgrimage: The Road to Santiago, BBC 2, 9pm

THE seven celebrities continue their trek along the Camino de Santiago pilgrimage to their destination of the Cathedral of Santiago de Compostela. The Rev Kate Bottley discovers a fountain of free-flowing wine, while Ed Byrne meets a man who believes money is the root of all evil. As the group bonds strengthen, JJ Chalmers and Neil Morrissey open up about traumatic experiences, while Debbie McGee leaves a stone bearing the name of her late husband, Paul Daniels, at the foot of the cathedral’s famous Iron Cross.

Will & Grace, Channel 5, 10pm

GRACE comes home from a date with James. Later, she runs into an old college professor (Barry Bostwick) who she used to date then, with Jack’s encouragement, she hooks up with a cute waiter. Only then do things get weird – as Grace discovers the professor, James and the waiter are grandfather, father and son and she has dated three generations from the same family.