Overview:The longest champagne bar in Europe at St Pancras International is the venue chosen by Lord Sugar to launch the latest task. But he is not buying the teams bubbly; he is setting them the challenge of raising awareness of English sparkling wine, which rivals champagne in quality, but not in market dominance. It is a real issue for the industry - can the teams devise a brand and identity for the British product to compete with cava, prosecco and champagne? Their marketing campaigns will be judged on merit by discerning wine industry experts.