The singer and former member of boy band The Wanted allows cameras into his home as he and his family learn to live with a stage four cancer diagnosis and arrange a star-studded charity concert at the Royal Albert Hall to raise awareness about brain tumours. He has just months to get the show on the road, and reunite his old band for the first time in seven years, all while undergoing draining cycles of chemotherapy.

The host takes viewers into the small hours with more sketches and more famous faces coming together to fight cancer. Plus, highlights from the night's fundraising activities.