Batman is giving a series of public lectures about crimefighting when he describes the Joker as an egotistical fool who leaves the clues to his own capture at every crime. Offended, the Joker starts providing clues to daily crimes designed to drive the world’s greatest detective batty.
| Barcode | N/A |
|---|---|
| Character | Robin (Dick Grayson), Joker, Batman (Bruce Wayne) |
| Cover Date | January 1943 |
| Issue | 71 |
| Rating | N/A |
| Artist | N/A |
| Colorist | N/A |
| Cover Artist | Jerry Robinson |
| Cover Colorist | N/A |
| Cover Inker | N/A |
| Cover Painter | N/A |
| Cover Penciller | N/A |
| Cover Separator | N/A |
| Editor | N/A |
| Editor in Chief | N/A |
| Inker | Jerry Robinson |
| Layouts | N/A |
| Letterer | N/A |
| Painter | N/A |
| Penciller | Bob Kane |
| Plotter | N/A |
| Scripter | N/A |
| Separator | N/A |
| Translator | N/A |
| Writer | Bill Finger |
