Princess interrupts a battle between the Powerpuff Girls and the Rowdyruff Boys. She tries to join the Rowdyruff Boys but they reject her, so out of pity the girls let Princess become a Powerpuff Girl.
Casts:
Cathy Cavadini, Tara Strong, Elizabeth Daily, Tom Kenny, Tom Kane, Roger L. Jackson, Jennifer Martin, Jennifer Hale, Jim Cummings, Jeff Bennett, Chuck McCann