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.]
Bonnie McKee did it!!
After her extra amazeballz celeb-filled dubbing to her new single, the talented young actress/writer managed to manufacture an official vid even more AH-Mazing than the first!!
Ch-ch-check out American Girl here (above)!
Curious about the hits she penned? CLICK HERE for the super-sweet mash-up!!!