Forced Kin (S04E08)

When alien invaders descend upon Townsville, the Powerpuff Girls find themselves in a tricky situation and decide to seek assistance from Mojo Jojo. Despite their usual rivalry, the girls hope that the cunning villain can help them fend off the extraterrestrial threat. As they team up with Mojo, unexpected challenges arise, testing their abilities to work together against a common enemy.