Read the Spoon & Packet Terrible Tales Trilogy
Volume I: Escape from the Diner
Spoon and Packet escape from the Diner only to be intercepted by C.S. the corkscrew and Rattus the Norwegian Brown Rat who, although only trying to help, purposely lead them to the doorway to Hell.
Volume II: Descent into Hell
Spoon and Packet venture through the infernal netherlands to discover that New Hell is a vastly understaffed afterlife consolidation company, and the few representatives they do meet cause them nothing but trouble.
Volume III: The Journey through Basura Larga
Spoon and Packet gain entrance to the gargantuan underworld of trash and find that true knowledge can be as dangerous to obtain as it is important to protect.