Jimmy Carter was president but disco was king when Saturday Night Fever debuted 40 years ago.

To mark the anniversary of the blockbuster that started disco fever, Strictly judge Bruno Tonioli presents this documentary about the making of the film and its enduring appeal, with star John Travolta among the contributors.

Can’t get Stayin’ Alive out of your head? The Joy of the Bee Gees is on next, at 10.10pm.