Batman Issue 260

This One'll Kill You, Batman!
The Joker doses Batman with a drug that causes him to laugh uncontrollably at times of horror, thus incapacitating him in battle, and will kill him in 72 hours, and charges the Caped Crusader to keep him from murdering the one doctor who can save his life.

Individuals

 * Batman
 * Robin
 * Alfred Pennyworth
 * The Joker
 * Two-Face
 * Green Arrow
 * Superman

Locations

 * Gotham City