The "Memphis Belle" is a World War II bomber, piloted by a young crew on dangerous bombing raids into Europe. The crew only have to make one more bombing raid before they have finished their duty and can go home. In the briefing before their last flight, the crew discover that the target for the day is Bremen.

ITV pay tribute to Des O'Connor in this special celebrating his life and work, telling how Des went from Butlins Redcoat to become the ultimate entertainer.

The Doctor and Mel go for a holiday trip to Shangri-La aboard a Nostalgia Tours bus, only to get dragged into the battle against genocide of their fellow passenger Delta, a Chimeron Queen fleeing from the Bannermen who wish to make her species extinct.