Justice League Season 3 Episode 5
The centuries-old enchantress Circe transforms Wonder Woman into a pig as revenge against Diana’s mother. Batman and Zatanna work together to return her to normal, while B’wana Beast attempts to find the “Wonder Pig” before she’s butchered at a slaughterhouse. It contains the famous scene of Batman singing the jazz standard “Am I Blue?” to a nightclub audience.
Serie: Justice League
Episode Title: This Little Piggy
Air Date: 2004-08-28