| Issue | #50 |
| Published | July 1999 |
| Cover Price | 2.25 USD |
| Pages | 40 |
| Editing | L.A. Williams |
| Characters | Impulse; Batman; Joker |
| Genre | superhero |
| Pencils | Ethan Van Sciver |
| Inks | Wayne Faucher |
| Characters | Impulse; Batman; Joker; Helen Claiborne; Commissioner James Gordon |
| Synopsis | Bart visits Gotham City. To Batman's surprise, he is actually helpful against the Joker. |
| Genre | superhero |
| Script | Todd Dezago |
| Pencils | Ethan Van Sciver |
| Inks | Prentis Rollins |
| Colors | Digital Chameleon (Separations), Rick Taylor |
| Letters | Janice Chiang |