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.]
We knew Stevie Nicks was making a comeback, but how did she bring all of 1981 with her??
With the help of Jimmy Fallon, that's how!
His Tom Petty isn't QUITE as good as his Neil Young, but this is just too cute!