So Long, and Thanks for All the Fish

BackonEarthwithnothingmoretoshowforhislong,strangetripthroughtimeandspacethanarattytowelandaplasticshoppingbag,ArthurDentisreadytobelievethatthepasteightyearswerealljustafigmentofhisstressed-outimagination.Butagift-wrappedfishbowlwithacrypticinscription,themysteriousdisappearanceofEarth'sdolphins,andthediscoveryofhisbatteredcopyofTheHitchhiker'sGuidetotheGalaxyallconspiretogiveArthurthesneakingsuspicionthatsomethingotherworldlyisindeedgoingon...Godonlyknowswhatitallmeans.Andfortunately,HeleftbehindaFinalMessageofexplanation.Butsinceit'slight-yearsawayfromEarth,onastarsurroundedbysouvenirbooths,findingoutwhatitiswillmeanhitchingaridetothefarreachesofspaceaboardaUFOwithagiantrobot.Butwhatelseisnew?