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.]
She just looked SPOT ON! We couldn't tell at first!
Who knew Ellen had that ba-donk-a-donk-donk underneath those sweaters and jeans she's always wearing?!
The funny host makes her BUSTing debut on Halloween as the Super Bass singer and even gave the audience a BOOty shaking experience!
Ch-ch-check out her twerking moves (above)!!