In the recent Joker/Daffy Duck comic (Side Note: The latest batch of DC/WB crossovers are neither especially good or especially bad), there's a scene in which the Joker kills the patrons of a comedy club and has his gang take their stuff (Another Side Note: Who in the Blue Hell would go to a comedy club in Gotham City? That's just asking for trouble!), and this scene inspired in me a sudden reali…