Azealia Banks' decision to go after Rihanna's citizenship status on Instagram over the weekend was at once inexplicable and unsurprising, given her track record of unnecessary social media beef. The cherry on top: she leaked Rihanna's phone number. "Bombs away!" she wrote in the caption of the since deleted Instagram post.

Banks came down with an acute case of Twitter fingers in the midst of the #MuslimBan controversy: "As far as Rihanna (who isn't a citizen, and can't vote) and all the rest of the celebrities who are using their influence to stir the public, you lot really REALLY need to shut up and sit down," she wrote.

Later: "And honestly, don't get all wound up over that rihanna shit, she doesn't read books or write songs, she doesn't have the brains to go toe to toe with me or engage in a full fledged discussion about anything .....with anyone."

Rihanna responded by calling Banks a "chicken" but didn't seem to pay her much mind. In response to the leaked phone number, she posted a selfie of her giving a smooch to the camera with the caption, "What u came for..."