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.]
Is she trying to be 50 Shades of Grey or maybe a storm cloud?! Ha!
A source revealed the duo kept a mellow presence by staying in her VIP table area all night to enjoy some cocktails and dancing!
Although we LOVE Lauren—this faerie All Hallows Eve getup is doing nothing for her petite frame!
She's being simply swallowed by tulle and we're worried for her well being!
Invasion of the fabric body snatchers, for realz!
[Image via Imeh Akpanudosen/Getty Images.]