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.]
RiRi wrapped up her Diamonds world tour in New Orleans on Friday, so her friend Melissa Forde posted the singer celebrating in the best way possible: moving that booty with her girls.
We have to say, we’re REALLY impressed!
P.S. CLICK HERE if you missed the rumored NSFW topless throwback pic of her riding a man!