Fair rating?The Batman· Season 2 · Episode 4
The Laughing Bat
The Joker decides to take on the role of "Batman" and doses Bruce with Joker venom to create an arch-rival of his own.
Streaming on (US) 
See all
#1In Season 2of 13 rated episodes
#24All-timeof 65 rated episodes
+0.7vs season avgSeason 2 averages 8.1
2005First airedJune 4, 2005