Katy Perry Hints She Would Collaborate With Taylor Swift — On One BIG Condition!

Might we one day have a collaboration between Katy Perry and Taylor Swift?!
It's too early to tell if that's the case, but we now know that Katy has a condition to make happen before we could ever see one!
Related: Everything Between Katy & Orlando Bloom Is Perfect… Almost
Miz Perry caused a frenzy on Twitter on Saturday afternoon when she raised the possibility by answering a fan's question about whether a collab will EVER come with a very interesting response!
Ch-ch-check it out (be