One Direction's first network special offers backstage footage, comical stunts and performances of some of the band's biggest hits.
Harry Styles
Zayn Malik
Niall Horan
Louis Tomlinson
Liam Payne
Score: 6.2
Score: 7.9
Score: 9.0
Score: 7.5
Score: 0.0
Score: 5.0
Score: 7.8
Score: 0.0
