A number of groups comprised of stars from TV's biggest shows go head-to-head in a spectacular sing-off, putting their vocal powess to the test as they look to impress the studio audience and Super Panel.
The show combines a talent contest with a gaming element, as singers decide whether to stay in the competition or cash out.
Gary Barlow hosts musical fun from the Natural History Museum in London and performs some of his biggest hits, songs from his new album, and some exciting covers.