'What shall we do?' said Twoflower. 'Panic?' said Rincewind
hopefully. He always held that panic was the best means of
survival. As it moves towards a seemingly inevitable collision with
a malevolent red star, the Discworld could do with a hero. What it
doesn’t need is a singularly inept and cowardly wizard, still
recovering from the trauma of falling off the edge of the world, or
a well-meaning tourist and his luggage which has a mind (and legs)
of its own. Which is a shame because that's all there is...