Queenie has always been Joker’s weakness; Regina knew before he even did. When she gets hurt because of his recklessness, he promises never to have her, only to be her friend, even though he only takes orders from his Queen.
Joker is the object of her desires. Being his friend almost feels like a punishment. When she realizes she is going to lose him either way. Queenie isn’t about to let him go without a fight.
