You know all about Taylor Swift's family, from her brother Austin to her mom Andrea, but did you know that that she's distantly related to her nemesis Katy Perry? According to My Heritage, the feuding former friends can be linked through their ancestry, which is crazy to think about, even if their bloodlines aren't that closely entwined.

The "Roar" star isn't the only famous person that shares a branch on Taylor's family tree. Click through to see more celebs you had no clue were related to the "Style" singer, and let us know which one shocked you the most in the comments!