Notes:
Letters credit from Todd Klein via his Klein Letters blog (19 September 2016, http://kleinletters.com/Blog/ira-schnapp-in-worlds-finest-comics-part-2/).
Character(s):
Batman [Bruce Wayne]; Robin [Dick Grayson]; The Joker; Joseph Macklas (composer); unnamed jewelry store owner; Joe (henchman); unnamed henchmen
Synopsis:
Joker goes on a crime spree based on the musical notes of his song of crime.
Letters credit from Todd Klein via his Klein Letters blog (18 September 2016, http://kleinletters.com/Blog/ira-schnapp-in-worlds-finest-comics-part-1/).