A Philosopher, A Psychologist, and An ExtraTerrestrial Walk into A Chocolate Bar - Jass Richards - Bog

When an independent activist and her office-temp-with-a-doctorate buddy embark on a quest for a chocolate bar (a bar that serves not alcohol, but chocolate - in all its deliciously decadent forms), they pick up a hitchhiking extraterrestrial who's stopped on Earth to ask for directions. (I know, right?) They do their damnedest to help 'X' find the information she needs to get back home, all the while confronting everyday sexism (rather like bashing your head against a jellyfish) and committing assorted outrageous acts and everyday rebellions ...