When all questions of space, time, matter and the nature of being have been resolved, only one question remains - 'Where shall we have dinner?' The Restaurant at the end of the Universe provides the ultimate gastronomic experience, and for once there is no morning after to worry about.

 
I've never read this!! It's amazing to me, but I've always listened to the radio series and not read the books. It's time to correct that, and now I have the full set it won't be long.