Alan and Jane Asher host on the Geanna, their purpose-built hotel boat. Dan and Mardi Leonard are concerned space is too tight, while Sarah Langford and Jean-Pierre Kujawa worry about their privacy being invaded. A trip up the Thames allows the guests to sip champagne and get to know the ropes, but the mood at dinner is subdued, and when the owners cook their first breakfast on board they find themselves bickering