The idea of four personality traits has been around a really, really long time. So it shouldn't be a surprise when popular TV shows or books draw on this understanding of human nature.
If we wanted to, we could probably even trace our Sisters back into things like the Zodiac. It divides the signs into four types, doesn't it: Air, Fire, Water, Earth.
You can probably think of even more places where the Sisters Groove has been, and you'd be right.
The girls get around!
So whether you're Katie, Stacey, Gina, or Tina, you're in good company. Not sure which one you are? Take the Sisters' Quiz and find out!
Sex and The City and the Four Sisters Groove?
What does a TV show have to do with gay relationships?