The stories were written by Dave "Fargo" Kosak (he's currently lead quest designer for World of Warcraft, btw). You aren't wrong in remembering the Penny Arcad

The stories were written by Dave "Fargo" Kosak (he's currently lead quest designer for World of Warcraft, btw). You aren't wrong in remembering the Penny Arcade connection, though. About half of the stories had accompanying illustrations drawn by PA's Gabe.