I had to deep search my memory banks to even remember who
The Runaways were.
So, she has a twin sister, who’s name is
“Marie Currie”, just like that very famous French Chemist
Marie Curie. The chemist Curie discovered elements Radium, Polonium, and made big contributions to finding treatments for cancer.
Here are both Joan and Cherie, from back in the day.
No, she had a band called the "Isotopes" and those two were her band members.