Episode 131 "Knight Time"

In an effort to uncover the truth about Bruce Wayne's disappearance and dismantle the new criminal regime in Gotham City, Superman confidently dives into the crime-ridden streets of Gotham City to play detective. Though this lighthearted episode of Superman: The Animated Series pokes fun at Batman's obvious mood swings, it carries some deeper messages around what it is truly like to be in Batman's shoes.