Her brother Pic Utonium Jojo is also her enemy.
Pic, Junjun's brother Jack and Pilka's brother Max is RowdyRuff Boys X. Her dad Boomer Jojo was a bad boy on the team RowdyRuff Boys Z. Her mom Buttercup Utonium was a superhero on the team PowerPuff Girls Z. Her mom and dad did don't like each other in a time, but fall in love the same day as Junjun's mom and dad fall in love.