Well, this is QUITE the accusation.
She shared a clip of the part the hitmaker stole, and called her out in the caption, writing:
[Image via Beyoncé/Marlyn Ortiz/Instagram.]
It wouldn't be a grand finale if the UK's X Factor didn't have any GRAND performances!
Katy Perry certainly took things up a notch last night with her entrance on the stage in a giant golden bird cage as she performed her hit single Unconditionally!
But, every singer has a couple of off days, and Katy is only human…no matter how fabuliciously human that might be!
We have no doubt in our mind that she'll get back onto her feet A-S-A-P!
Take a look at her feathery performance (above)!!