So remember when we first heard about bff's Taylor Swift and Selena Gomez feuding over Selena's re-kindled relationship with Justin Bieber?

Well, it wasn't all because of just her getting back together with Bieber.

Sources close to Taylor claim that the fall-out between the two exists for many reasons other than just that. Including a period back in June, in which Selena had a "minor relationship" with Ed Sheeran, which could possibly be considered payback for what happened with Justin at that time.

Talk about a lot of unwanted drama between the two! I can tell that Taylor is the good cookie in this situation. She never parties, never gets into any trouble, etc.

Read more here, and watch the video below: